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Why do you have to link the math library in C?
...specified). GCC can be instructed to avoid this automatic link with the -nostdlib or -nodefaultlibs options.
The math functions in math.h have implementations in libm.so (or libm.a for static linking), and libm is not linked in by default. There are historical reasons for this libm/libc split, no...
How to make exe files from a node.js app?
...mmercial)
BoxedApp Packer
"Advanced" Batch To EXE Converter" (freeware)
Most will require you to keep the batch file as main executable, and then bundle node.exe and your scripts.
Depending on your script, you also have the option to port it to JSDB, which supports an easy way to create executabl...
Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...memory for the innodb_buffer_pool_size in the my.cfg file you show in the post, but MySQL thinks you are asking for 512M of memory:
Initializing buffer pool, size = 512.0M
A few lines down, the error message tells you MySQL will not start because it cannot reserve enough (512M) memory for the ...
How should I read a file line-by-line in Python?
...ion. Other, hypothetical implementations of Python will not necessarily close the file "quickly enough" without the with block if they use some other scheme to reclaim memory.
In such an implementation, you might get a "too many files open" error from the OS if your code opens files faster than th...
How to fix corrupted git repository?
I tried cloning my repository which I keep on my Ubuntu one folder to a new machine and I got this:
14 Answers
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How to concatenate two MP4 files using FFmpeg?
... files using ffmpeg. I need this to be an automatic process hence why I chose ffmpeg. I'm converting the two files into .ts files and then concatenating them and then trying to encode that concated .ts file. The files are h264 and aac encoded and I'm hoping to keep the quality the same or as clos...
Should IBOutlets be strong or weak under ARC?
I am developing exclusively for iOS 5 using ARC. Should IBOutlet s to UIView s (and subclasses) be strong or weak ?
11...
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
...need to match request paths to different handlers (actions) in order to choose the correct one.
4 Answers
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How to style SVG with external CSS?
...My CSS didn't work, because the element styles had a higher priority. The most simple solution was it to add an !important to the CSS style for the SVG. Then everything was fine. If you want to avoid !important, you need to move the element styles into the CSS.
– David Gausmann...
In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
...a, and distribution builds. Each of these schemes would have a set of macros that were defined to gate certain behaviors at the project level. The simplest example is the DEBUG=1 macro that is defined by default for all Xcode projects in the default scheme for the Run build. One could query #ifde...