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When to make a type non-movable in C++11?
...gave a good example of a type which shouldn't be movable: std::mutex.
The OS's native mutex type (e.g. pthread_mutex_t on POSIX platforms) might not be "location invariant" meaning the object's address is part of its value. For example, the OS might keep a list of pointers to all initialized mutex ...
Is System.nanoTime() completely useless?
As documented in the blog post Beware of System.nanoTime() in Java , on x86 systems, Java's System.nanoTime() returns the time value using a CPU specific counter. Now consider the following case I use to measure time of a call:
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Mocking python function based on input arguments
...h in ['/var/log', '/var/log/apache2', '/var/log/tomcat']
with mock.patch('os.path.isdir') as os_path_isdir:
os_path_isdir.side_effect = mock_isdir
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rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
... many blogs with install_name_tool, which won't work for me because I'm on OSX Lion:
sudo install_name_tool -change libmysqlclient.18.dylib /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/local/bin/indexer
sudo install_name_tool -change libmysqlclient.18.dylib /usr/local/mysql/lib/libmysqlclient....
What is the easiest way to make a C++ program crash?
... crash reliably! So I want to make a quick C++ program that crashes on purpose but I don't actually know the best and shortest way to do that, does anyone know what to put between my:
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How do I find which rpm package supplies a file I'm looking for?
...s to be more efficient than yum whatprovides--no need to get updates from possibly slow repositories.
– 80x25
May 21 '14 at 15:30
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Why does running the Flask dev server run itself twice?
...use_reloader to False you'll see the behaviour go away, but then you also lose the reloading functionality:
app.run(port=4004, debug=config.DEBUG, host='0.0.0.0', use_reloader=False)
You can disable the reloader when using the flask run command too:
FLASK_DEBUG=1 flask run --no-reload
You can ...
Installing vim with ruby support (+ruby)
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I have tried this on Cent_OS but with no success. Tried "./configure --enable-pythoninterp --enable-rubyinterp --enable-cscope --with-features=HUGE --prefix=/home/devel" but vim --version tells me both -python -python3 -ruby. What's wrong?
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UIButton custom font vertical alignment
...-t hhea -A f Bold.ttf
Then just use the resulting ttf font in your app.
OS X El Capitan
The Apple Font Tool Suite Installer doesn't work anymore on OSX El Capitan because of SIP because it tries to install the binary files into a protected directory.
You have to manually extract ftxdumperfuser. ...
Catch all JavaScript errors and send them to server
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Mozilla exposes GlobalEventHandlers.onerror: developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/…
– roland
Aug 21 '15 at 15:26
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