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How to resize a VirtualBox vmdk file
I've run out of space on a virtual machine disk which is a vmdk and need to resize the virtual image. Resizing with the command
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What does the “__block” keyword mean?
...eated in a special way when it is used inside a block. Normally, variables and their contents that are also used in blocks are copied, thus any modification done to these variables don't show outside the block. When they are marked with __block, the modifications done inside the block are also visib...
How to get existing fragments when using FragmentPagerAdapter
...entPagerAdapter , as a helper class that implements the management of tabs and all details of connecting a ViewPager with associated TabHost . I have implemented FragmentPagerAdapter just as same as it is provided by the Android sample project Support4Demos .
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Are there console commands to look at whats in the queue and to clear the queue in Sidekiq?
...g delayed_jobs method of going into the console to see whats in the queue, and the ease of clearing the queue when needed. Are there similar commands in Sidekiq for this? Thanks!
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Difference between pre-increment and post-increment in a loop?
Is there a difference in ++i and i++ in a for loop? Is it simply a syntax thing?
22 Answers
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How can I run PowerShell with the .NET 4 runtime?
...rShell (the engine) runs fine under .NET 4.0. PowerShell (the console host and the ISE) do not, simply because they were compiled against older versions of .NET. There's a registry setting that will change the .NET framework loaded systemwide, which will in turn allow PowerShell to use .NET 4.0 cla...
Why covariance and contravariance do not support value type
...or not.
You might want to read Eric Lippert's blog post on representation and identity for more on this topic in general.
EDIT: Having reread Eric's blog post myself, it's at least as much about identity as representation, although the two are linked. In particular:
This is why covariant and ...
REST API Token-based Authentication
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Let me seperate up everything and solve approach each problem in isolation:
Authentication
For authentication, baseauth has the advantage that it is a mature solution on the protocol level. This means a lot of "might crop up later" problems are already ...
Stashing only staged changes in git - is it possible?
...'m having issues with is when I've worked on several bugs at a given time, and have several unstaged changes. I'd like to be able to stage these files individually, create my .patch files, and stash them away until the code is approved. This way, when it's approved I can stash my entire (current) se...
Convert PDF to clean SVG? [closed]
... Wikipedia to convert PDF to SVG.
http://inkscape.org/
They even have a handy guide on how to do so!
http://en.wikipedia.org/wiki/Wikipedia:Graphic_Lab/Resources/PDF_conversion_to_SVG#Conversion_with_Inkscape
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