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std::unique_lock or std::lock_guard?
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The difference is that you can lock and unlock a std::unique_lock. std::lock_guard will be locked only once on construction and unlocked on destruction.
So for use case B you definitely need a std::unique_lock for the condition variable. I...
WAMP 403 Forbidden message on Windows 7
... 7 machine. When i browse to localhost in my browser, the WAMP server page is visible.
26 Answers
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How to construct a WebSocket URI relative to the page URI?
...lative to the page URI at the browser side. Say, in my case convert HTTP URIs like
7 Answers
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Installing Python packages from local file system folder to virtualenv with pip
Is it possible to install packages using pip from the local filesystem?
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QLabel: set color of text and background
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The best and recommended way is to use Qt Style Sheet.
To change the text color and background color of a QLabel, here is what I would do :
QLabel* pLabel = new QLabel;
pLabel->setStyleSheet("QLabel { background-color : red; color : blue; }");
You...
Setting the default Java character encoding
...rty has to be specified as the JVM starts up; by the time your main method is entered, the character encoding used by String.getBytes() and the default constructors of InputStreamReader and OutputStreamWriter has been permanently cached.
As Edward Grech points out, in a special case like this, the ...
Nginx 403 forbidden for all files
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One permission requirement that is often overlooked is a user needs x permissions in every parent directory of a file to access that file. Check the permissions on /, /home, /home/demo, etc. for www-data x access. My guess is that ...
Is there a way to get the git root directory in one command?
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and now git root will function just as hg root.
Note: In a submodule this will display the root directory of the submodule and not the parent repository. If you are using Git >=2.13 or above, there is a way that submodules can show the superproject's root directory. If your git is older than ...
Assigning code to a variable
Is it possible to make a variable, and assign a line of code to it, such as:
5 Answers
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ssh “permissions are too open” error
I had a problem with my mac where I couldn't save any kind of file on the disk anymore.
I had to reboot OSX lion and reset the permissions on files and acls.
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