Showing posts with label Tips. Show all posts
Showing posts with label Tips. Show all posts

Sunday, 23 June 2013

Dot Net Framework 3.5 Not Installing on Windows 8? Fix it Now!




You may face a common problem while using Windows 8. Microsoft .Net Framework 3.5 is not installed with Windows 8. And several programs may ask you install this. And you can't install this from your PC. It will ask you to connect to the net and use Windows Update. 

By default Windows 8 comes with .Net Framework 4.5 and it doesn't include 3.5. When you try to install .Net 3.5 that you previously downloaded from web the you will see the following message. 





And you will get the same message while installing some some programs that is developed using .Net 3.5 platform. And you will not able to run those programs on your PC! This is a very bad job by Microsoft. A great trouble for Windows 8 users. 

But today you will get the solution. You've install this using command line. I mean you have to use Command Prompt. And surprisingly you Windows 8 DVD includes the .Net Framework 3.5! 


Method 1 (Offline Installation using cmd):
  1. Enter your Windows 8 Installation Disk on DVD Drive.
  2. Now run Command Prompt as Administrator. (Hint: Start > Type cmd > Now right click on Command Prompt and hit on Run as Administrator from the bottom)
  3. Now copy the following command and paste it in the command prompt window. Or type the following line in command prompt. Press Enter (To paste the command in command prompt, click the right button of mouse and select paste)
  4. Now .Net Framework will be installed within few minutes. 
DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:h:\sources\sxs


Remember: h is the drive letter of DVD drive. Change it with your DVD drive letter. 


Method 2 (Online Method using Windows Update): 

If you follow all the instructions of method 1 you will be able to install .net 3.5 properly. But if there is any problem for example- you don't have DVD drive, or your Windows DVD doesn't contain it then you can install it directly from Windows Update option. More or less you've to download 200 MB data from internet. 


Follow the instruction below: 

Control Panel > Programs and Features > Turn Windows Features on or off > Mark the option .NET Framework 3.5 (includes .NET 2.0 and 3.0) > OK. 
Now you will see a window like the image above. Hit on Install This Feature. And make sure you're connected to the net. That's it.  


Secret Tips: If you upgrade to Windows 8 from Windows 7, then you get .Net Framework 3.5 automatically enabled !!


Installing a Windows language pack on Windows 8 before installing the .NET Framework 3.5 will cause the .NET Framework 3.5 installation to fail. Install the .NET Framework 3.5 before installing any Windows language packs.

Post Writing Guidelines for Bloggers


Top Tips in Writing Blog Posts!

Well this is not an easy topic to write about. You could never imagine how much responsibility is to be taken when you are discussing about any guideline. Because whatever you write as guidelines/ policies these might be applied by other people. If they get benefited then it's your credit. But if they face any problem by following your principles you should be held responsible for that. 

Anyway, I will try my best to provide you some guidelines which I believe must be considered before publishing a post. These tips will be very useful for you 
  • To increase search ranking
  • To increase visitors 
  • To retain existing visitors
  • Most importantly to improve your writing quality


Read the whole post carefully and participate through your valuable comment . . . :) 

  • Post Title: The first and most important part to the search engines to display your site at the first page. Attractive post title is also helpful to encourage visitors to enter your site. The title shouldn't be unnecessary long. And you must try to keep it as meaningful as possible. 
  • Post URL: You can create custom URL/ link for a post. Both blogger and WordPress let your customize the post URL. It is not only important to the search engines but also to the visitors of your site.
  • Contents: The most important things to keep your visitors in touch! Your contents should be attractive and useful. Information provided must be accurate. Contents should be written in a clear and easy language. Try to make your contents unique and exclusive. But if you're not able to create unique contents never try to copy and paste from others. This is strictly prohibited by Google. When you write the contents from other website first you have to take permission and then you should refer to that site. 
  • Labels/ Tags/ Keywords: Labeling is also very important. Proper labeling helps the visitors to find the right post within your site. And definitely the labels have a great impact in search results. So you should carefully use labels/ keywords in the posts. But never try to use the irrelevant labels or tags in your posts. If you do so, you could be blacklisted both by the visitors and search engines! Be Careful! 
  • Formatting: Very very important. Make the texts bold, italicize or underline them when and where necessary. Also use different fonts to highlight some parts. Use numbers and bullets when giving a list of something. Use quoted text where applicable. You should keep sufficient space between paragraphs. Never type the whole post in a single para. It makes the reader bore and uneasy. 
  • Search Description: This is a lovely feature of blogger. Usually the first few sentences of a post are shown by search engines in search results. WordPress automatically do this for the users. But if you're the user of blogger blog, then you have to do this manually. This could be boring for you. But this feature lets you customize the search description. Because the first few sentences may not be relevant to your post or may not able to attract visitors. Read more about search description. 
  • Post Length: What is the optimum length for a post? Actually there is no rigid rule. Post should be descriptive enough so that it clarifies your message to the readers. But it doesn't mean that you will make your post unnecessary long. It should be precise, accurate and clear. Most of the bloggers try to write more than 500 words. You can also practice this rule. Because the more you write, the higher is the chance to be matched with the search queries of the visitors. 
  • Language: Your language should be friendly and attractive so that the visitors feel free to read the contents. It should be easy and meaningful. Never try to be over smart in using the language style. 
  • Grammar: Well 100% accurate grammar is not important for you unless you're writing something about language or grammar. But it doesn't mean that you will not care about grammatical accuracy. You should be careful enough to avoid mistakes. If the visitors find too much grammatical errors they may feel bore and lose interest to your site! 
  • Color, Text Alignment, Text Size, Font: These issues are crucial to look your posts attractive and readable. Use of color is okay but only when it's necessary. Black is the best. But when necessary, you can use any color. Text alignment should be justified but when required you can use left, center or right too. Font size shouldn't be too large or too small. It should be readable. Use large text when necessary. You can use any font. But always avoid stylish fonts (ie. Monotype Corshiva, Vivaldi, Vladimir) in normal text. I mean use a font that is easy to read and understand. My personal choice Georgia. 
  • Image: A single image might be worth of thousand words. So you should use relevant image with your post (never copy from others). In case of using image you should consider some factors. Image placement should be proper. Make sure it doesn't looks odd and hinders the visitors to read properly. Image should be attractive and creative. Use the post link with the image. Give it a proper title text and alt text. Avoid extra large size images. Because they consumes data and increase your site's loading time. 
  • Outbound Links: You can also use reference links with your post which may be helpful for the visitors to know more. And this is also important to Google. But never share too much links with the post. 

If you follow these rules I think you will be a good writer for sure. And your site will get more visitors and higher ranking soon. Along with these rules you must ensure that your site loads faster. Visitors never like a slow site. Site's design should be attractive. Never place too much social sharing buttons on your site. Be careful while placing Ads on your site. 


You should also follow my style. I think my posts are properly designed. If you think something is wrong then please inform me. Waiting for your feedback . . . :) 

Friday, 14 June 2013

WHAT CAUSES A COMPUTER TO CRASH

Fatal error: the system has become unstable or is busy," it says. "Enter to return to Windows or press Control-Alt-Delete to restart your computer. If you do this you will lose any unsaved information in all open applications."

You have just been struck by the Blue Screen Of Death. Anyone who uses Mcft Windows will be familiar with this. What can you do? More importantly, how can you prevent it happening?

1 Hardware conflict




The number one reason why Windows crashes is hardware conflict. Each hardware device communicates to other devices through an interrupt request channel (IRQ). These are supposed to be unique for each device.

For example, a printer usually connects internally on IRQ 7. The keyboard usually uses IRQ 1 and the floppy disk drive IRQ 6. Each device will try to hog a single IRQ for itself.

If there are a lot of devices, or if they are not installed properly, two of them may end up sharing the same IRQ number. When the user tries to use both devices at the same time, a crash can happen. The way to check if your computer has a hardware conflict is through the following route:

* Start-Settings-Control Panel-System-Device Manager.

Often if a device has a problem a yellow '!' appears next to its description in the Device Manager. Highlight Computer (in the Device Manager) and press Properties to see the IRQ numbers used by your computer. If the IRQ number appears twice, two devices may be using it.

Sometimes a device might share an IRQ with something described as 'IRQ holder for PCI steering'. This can be ignored. The best way to fix this problem is to remove the problem device and reinstall it.

Sometimes you may have to find more recent drivers on the internet to make the device function properly. A good resource is www.driverguide.com. If the device is a soundcard, or a modem, it can often be fixed by moving it to a different slot on the motherboard (be careful about opening your computer, as you may void the warranty).

When working inside a computer you should switch it off, unplug the mains lead and touch an unpainted metal surface to discharge any static electricity.

To be fair to Mcft, the problem with IRQ numbers is not of its making. It is a legacy problem going back to the first PC designs using the IBM 8086 chip. Initially there were only eight IRQs. Today there are 16 IRQs in a PC. It is easy to run out of them. There are plans to increase the numberof IRQs in future designs.

2 Bad Ram

Ram (random-access memory) problems might bring on the blue screen of death with a message saying Fatal Exception Error. A fatal error indicates a serious hardware problem. Sometimes it may mean a part is damaged and will need replacing.

But a fatal error caused by Ram might be caused by a mismatch of chips. For example, mixing 70-nanosecond (70ns) Ram with 60ns Ram will usually force the computer to run all the Ram at the slower speed. This will often crash the machine if the Ram is overworked.

One way around this problem is to enter the BIOS settings and increase the wait state of the Ram. This can make it more stable. Another way to troubleshoot a suspected Ram problem is to rearrange the Ram chips on the motherboard, or take some of them out. Then try to repeat the circumstances that caused the crash. When handling Ram try not to touch the gold connections, as they can be easily damaged.

Parity error messages also refer to Ram. Modern Ram chips are either parity (ECC) or non parity (non-ECC). It is best not to mix the two types, as this can be a cause of trouble.

EMM386 error messages refer to memory problems but may not be connected to bad Ram. This may be due to free memory problems often linked to old Dos-based programmes.

3 BIOS settings

Every motherboard is supplied with a range of chipset settings that are decided in the factory. A common way to access these settings is to press the F2 or delete button during the first few seconds of a boot-up.

Once inside the BIOS, great care should be taken. It is a good idea to write down on a piece of paper all the settings that appear on the screen. That way, if you change something and the computer becomes more unstable, you will know what settings to revert to.

A common BIOS error concerns the CAS latency. This refers to the Ram. Older EDO (extended data out) Ram has a CAS latency of 3. Newer SDRam has a CAS latency of 2. Setting the wrong figure can cause the Ram to lock up and freeze the computer's display.

Mcft Windows is better at allocating IRQ numbers than any BIOS. If possible set the IRQ numbers to Auto in the BIOS. This will allow Windows to allocate the IRQ numbers (make sure the BIOS setting for Plug and Play OS is switched to 'yes' to allow Windows to do this.).

4 Hard disk drives

After a few weeks, the information on a hard disk drive starts to become piecemeal or fragmented. It is a good idea to defragment the hard disk every week or so, to prevent the disk from causing a screen freeze. Go to

* Start-Programs-Accessories-System Tools-Disk Defragmenter

This will start the procedure. You will be unable to write data to the hard drive (to save it) while the disk is defragmenting, so it is a good idea to schedule the procedure for a period of inactivity using the Task Scheduler.

The Task Scheduler should be one of the small icons on the bottom right of the Windows opening page (the desktop).

Some lockups and screen freezes caused by hard disk problems can be solved by reducing the read-ahead optimisation. This can be adjusted by going to

* Start-Settings-Control Panel-System Icon-Performance-File System-Hard Disk.

Hard disks will slow down and crash if they are too full. Do some housekeeping on your hard drive every few months and free some space on it. Open the Windows folder on the C drive and find the Temporary Internet Files folder. Deleting the contents (not the folder) can free a lot ofspace.

Empty the Recycle Bin every week to free more space. Hard disk drives should be scanned every week for errors or bad sectors. Go to

* Start-Programs-Accessories-System Tools-ScanDisk

Otherwise assign the Task Scheduler to perform this operation at night when the computer is not in use.

5 Fatal OE exceptions and VXD errors

Fatal OE exception errors and VXD errors are often caused by video card problems.

These can often be resolved easily by reducing the resolution of the video display. Go to

* Start-Settings-Control Panel-Display-Settings

Here you should slide the screen area bar to the left. Take a look at the colour settings on the left of that window. For most desktops, high colour 16-bit depth is adequate.

If the screen freezes or you experience system lockups it might be due to the video card. Make sure it does not have a hardware conflict. Go to

* Start-Settings-Control Panel-System-Device Manager

Here, select the + beside Display Adapter. A line of text describing your video card should appear. Select it (make it blue) and press properties. Then select Resources and select each line in the window. Look for a message that says No Conflicts.

If you have video card hardware conflict, you will see it here. Be careful at this point and make a note of everything you do in case you make things worse.

The way to resolve a hardware conflict is to uncheck the Use Automatic Settings box and hit the Change Settings button. You are searching for a setting that will display a No Conflicts message.

Another useful way to resolve video problems is to go to

* Start-Settings-Control Panel-System-Performance-Graphics

Here you should move the Hardware Acceleration slider to the left. As ever, the most common cause of problems relating to graphics cards is old or faulty drivers (a driver is a small piece of software used by a computer to communicate with a device).

Look up your video card's manufacturer on the internet and search for the most recent drivers for it.

6 Viruses

Often the first sign of a virus infection is instability. Some viruses erase the boot sector of a hard drive, making it impossible to start. This is why it is a good idea to create a Windows start-up disk. Go to

* Start-Settings-Control Panel-Add/Remove Programs

Here, look for the Start Up Disk tab. Virus protection requires constant vigilance.

A virus scanner requires a list of virus signatures in order to be able to identify viruses. These signatures are stored in a DAT file. DAT files should be updated weekly from the website of your antivirus software manufacturer.

An excellent antivirus programme is McAfee VirusScan by Network Associates ( www.nai.com). Another is Norton AntiVirus 2000, made by Symantec ( www.symantec.com).

7 Printers

The action of sending a document to print creates a bigger file, often called a postscript file.

Printers have only a small amount of memory, called a buffer. This can be easily overloaded. Printing a document also uses a considerable amount of CPU power. This will also slow down the computer's performance.

If the printer is trying to print unusual characters, these might not be recognised, and can crash the computer. Sometimes printers will not recover from a crash because of confusion in the buffer. A good way to clear the buffer is to unplug the printer for ten seconds. Booting up from a powerless state, also called a cold boot, will restore the printer's default settings and you may be able to carry on.

8 Software

A common cause of computer crash is faulty or badly-installed software. Often the problem can be cured by uninstalling the software and then reinstalling it. Use Norton Uninstall or Uninstall Shield to remove an application from your system properly. This will also remove references to the programme in the System Registry and leaves the way clear for a completely fresh copy.

The System Registry can be corrupted by old references to obsolete software that you thought was uninstalled. Use Reg Cleaner by Jouni Vuorio to clean up the System Registry and remove obsolete entries. It works on Windows 95, Windows 98, Windows 98 SE (Second Edition), Windows Millennium Edition (ME), NT4 and Windows 2000.

Read the instructions and use it carefully so you don't do permanent damage to the Registry. If the Registry is damaged you will have to reinstall your operating system. Reg Cleaner can be obtained from www.jv16.org

Often a Windows problem can be resolved by entering Safe Mode. This can be done during start-up. When you see the message "Starting Windows" press F4. This should take you into Safe Mode.

Safe Mode loads a minimum of drivers. It allows you to find and fix problems that prevent Windows from loading properly.

Sometimes installing Windows is difficult because of unsuitable BIOS settings. If you keep getting SUWIN error messages (Windows setup) during the Windows installation, then try entering the BIOS and disabling the CPU internal cache. Try to disable the Level 2 (L2) cache if that doesn't work.

Remember to restore all the BIOS settings back to their former settings following installation.

9 Overheating

Central processing units (CPUs) are usually equipped with fans to keep them cool. If the fan fails or if the CPU gets old it may start to overheat and generate a particular kind of error called a kernel error. This is a common problem in chips that have been overclocked to operate at higher speeds than they are supposed to.

One remedy is to get a bigger better fan and install it on top of the CPU. Specialist cooling fans/heatsinks are available from www.computernerd.com or www.coolit.com

CPU problems can often be fixed by disabling the CPU internal cache in the BIOS. This will make the machine run more slowly, but it should also be more stable.

10 Power supply problems

With all the new construction going on around the country the steady supply of electricity has become disrupted. A power surge or spike can crash a computer as easily as a power cut.

If this has become a nuisance for you then consider buying a uninterrupted power supply (UPS). This will give you a clean power supply when there is electricity, and it will give you a few minutes to perform a controlled shutdown in case of a power cut.

It is a good investment if your data are critical, because a power cut will cause any unsaved data to be lost.

 

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