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How do function pointers in C work?
... that compilers place string literals in the .rodata section (or .rdata on Windows), which is linked as part of the text segment (along with code for functions).
The text segment has Read+Exec permission, so casting string literals to function pointers works without needing mprotect() or VirtualPro...
In a Bash script, how can I exit the entire script if a certain condition occurs?
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no this closes the window too, not just exit the script
– Toni Leigh
Mar 21 '18 at 15:37
7
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How to deal with a slow SecureRandom generator?
...eRandom is NativePRNG (source code here), which tends to be very slow. On Windows, the default is SHA1PRNG, which as others pointed out you can also use on Linux if you specify it explicitly.
NativePRNG differs from SHA1PRNG and Uncommons Maths' AESCounterRNG in that it continuously receives entro...
WPF Timer Like C# Timer
... in code. It basically works the same way like the WinForms timer:
System.Windows.Threading.DispatcherTimer dispatcherTimer = new System.Windows.Threading.DispatcherTimer();
dispatcherTimer.Tick += dispatcherTimer_Tick;
dispatcherTimer.Interval = new TimeSpan(0,0,1);
dispatcherTimer.Start();
priv...
How can I ignore everything under a folder in Mercurial
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I did some experiments and I found that the regex syntax on Windows applies to the path starting with the current repository, with backslashes transformed to slashes.
So if your repository is in E:\Dev for example, hg status will apply the patterns against foo/bar/file1.c and such. A...
Overflow to left instead of right
... will overflow to the left, but in my case I need to center the div if the window is larger than the element, but overflow to the left if the window is smaller. Any thoughts on that?
I tried playing around with direction:rtl but that doesn't appear to change the overflow of block elements.
I thin...
How to take emulator screenshots using Eclipse?
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You can take a screenshot if you open the Android view "devices" (under Window --> Show View --> Other... --> Android --> Devices). Click on the device or emulator you want to take a screen shot of, then click the "Screen Capture" button (it looks like a little picture, and it should...
Android Fragments: When to use hide/show or add/remove/replace?
... the running state of its lifecycle, but its UI has been detached from the window so it's no longer visible. So you could technically still interact with the fragment and reattach its UI later you need to. If you replace the fragment, the you are actually pulling it out of the container and it wil...
Container-fluid vs .container
...s every time the viewport width changes.
So for example, say your browser window is 1000px wide. As it's greater than the min-width of 992px, your .container element will have a width of 970px. You then slowly widen your browser window. The width of your .container won't change until you get to 120...
Learning assembly [closed]
...em.
I recommend the gcc tools, mingw32 is an easy way to use gcc tools on Windows if x86 is your target. If not mingw32 plus msys is an excellent platform for generating a cross compiler from binutils and gcc sources (generally pretty easy). mingw32 has some advantages over cygwin, like signific...