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Why does the order in which libraries are linked sometimes cause errors in GCC?
...rmer library, there is a cycle. You can resolve this by enclosing the cyclically dependent libraries by -( and -), such as -( -la -lb -) (you may need to escape the parens, such as -\( and -\)). The linker then searches those enclosed lib multiple times to ensure cycling dependencies are resolved. A...
Generate random numbers uniformly over an entire range
...11's <random>, with whom shares much of the interface. While theoretically also being an external dependency, Boost has by now a status of "quasi-standard" library, and its Random module could be regarded as the classical choice for good-quality random number generation. It features two advant...
How to get progress from XMLHttpRequest
...he files it has to upload and the size of the uploaded data, so it can provide the progress info.
For the bytes downloaded (when getting the info with xhr.responseText), it is a little bit more difficult, because the browser doesn't know how many bytes will be sent in the server request. The only t...
How to define several include path in Makefile
... C++; Basic understanding of includes, libraries and the compile process. Did a few simple makefiles yet.
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Install Marketplace plugin on Eclipse Juno
... saw that Help > Marketplace... was not available. AFAIK, this is provided by the mpc plugin. On their website however, I didn't see a trace of how to install the mpc client for Juno.
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why unaligned apk is needed?
Android gradle produces apk in two binaries: unaligned and aligned.
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CSS: 100% width or height while keeping aspect ratio?
Currently, with STYLE, I can use width: 100% and auto on the height (or vice versa), but I still can't constrain the image into a specific position, either being too wide or too tall, respectively.
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A valid provisioning profile for this executable was not found for debug mode
...ng portal
8) Now make sure you have selected the appropriate code signing identity in edit project settings -> build --> code signing
Build and run. Good luck!
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“Prevent saving changes that require the table to be re-created” negative effects
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The problem is that enumerating all of the cases and determining which side of the line they fall on will be quite tedious.
This is why I like to use ALTER TABLE in a query window, instead of visual designers that hide what they're doing (and quite frankly have bugs) - I know exactly what is goi...
How do I execute a command and get the output of the command within C++ using POSIX?
...equires you to manually clean up the FILE handle, pstreams do that automatically. popen only accepts a const char* for the argument, which requires care to avoid shell injection attacks, pstreams allows you to pass a vector of strings similar to execv, which is safer. popen gives you nothing but a p...