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What is a “static” function in C?
...gy. This means that there is only one copy of a static data member shared by all objects of a class, while each object has its own copy of a non-static data member. So a static data member is essentially a global variable, that is a member of a class.
Non-static member functions can access all da...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
...llow the example from Agner:
Assume each set has 4 lines, each holding 64 bytes. We first attempt to read the address 0x2710, which goes in set 28. And then we also attempt to read addresses 0x2F00, 0x3700, 0x3F00 and 0x4700. All of these belong to the same set. Before reading 0x4700, all lines in ...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
When I want to create a Ruby on Rails project, I get the message below.
11 Answers
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How to update a pull request from forked repo?
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GitHub actually tells you: "Add more commits by pushing to the SolveWorldHunger branch on ChangeTheWorldProject."
– flow2k
Apr 25 '17 at 20:30
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Check for array not empty: any?
Is it bad to check if an array is not empty by using any? method?
6 Answers
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HTML5 dragleave fired when hovering a child element
...= event.target. If this is false the event will be ignored as it was fired by a child. If this is true I reset dragEnterTarget to undefined.
– Pipo
Jan 6 '16 at 12:54
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Could not reliably determine the server's fully qualified domain name
...ent/mod/core.html#servername
You can find information on the layouts used by the various httpd distributions here:
http://wiki.apache.org/httpd/DistrosDefaultLayout
In your case the file to edit is /etc/httpd/conf/httpd.conf
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How can I combine two commits into one commit? [duplicate]
...ing Android Studio Terminal, git console itself Or even opened git console by SourceTree software. But how to save and quit?
– Dr.jacky
Sep 16 '17 at 6:54
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bootstrap button shows blue outline when clicked
...gh not in Firefox). I've found out that the outline property was being set by Bootstrap as outline: 5px auto -webkit-focus-ring-color;. Solved by overriding the outline property later in my custom CSS as follows:
.btn.active.focus, .btn.active:focus, .btn.focus, .btn:active.focus, .btn:active:focus...
How to change line-ending settings
... the file in path {project_name}/.git/config (fyi .git is a hidden folder) by adding the lines
[auto]
crlf = false
at the end of the file. I suppose changing the file does the same trick as well.
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