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How assignment works with Python list slice?
...ce of a with the contents of b.
Although the syntax is similar (I imagine by design!), these are two different operations.
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What is the exact meaning of IFS=$'\n'?
... linebreak - it's the letter n (in the first case) or a backslash followed by the letter n (in the other two cases).
$'somestring' is a syntax for string literals with escape sequences. So unlike '\n', $'\n' actually is a linebreak.
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How to conclude your merge of a file?
...tatus) of your repository. Every unmerged file (after you resolve conficts by yourself) should be added (git add), and if there is no unmerged file you should git commit
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FFmpeg on Android
...Android:
Build static libraries of ffmpeg for Android. This was achieved by building olvaffe's ffmpeg android port (libffmpeg) using the Android Build System. Simply place the sources under /external and make away. You'll need to extract bionic(libc) and zlib(libz) from the Android build as well, ...
Install autoreconf on OS X v10.7 (Lion)?
I'm attempting to re-install Ruby 1.9.3 with a patch that will allow me to use ruby-debug .
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What is the relationship between the docker host OS and the container base image OS?
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As mentioned by BraveNewCurrency, the only relationship between the host OS and the container is the Kernel.
It is one of the main difference between docker and 'regular' virtual machines, there is no overhead, everything takes place dir...
Scala @ operator
...en pattern matching variable @ pattern binds variable to the value matched by pattern if the pattern matches. In this case that means that the value of x will be Some(Nil) in that case-clause.
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Using usort in php with a class private function
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In this example I am sorting by a field inside the array called AverageVote.
You could include the method inside the call, which means you no longer have the class scope problem, like this...
usort($firstArray, function ($a, $b) {
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What are '$$' used for in PL/pgSQL
...CE FUNCTION check_phone_number(text)
RETURNS boolean AS <code delimited by $$> LANGUAGE plpgsql STRICT IMMUTABLE;
The stuff after the actual definition are options to give the database more information about your function, so it can optimize its usage.
In fact if you look under "4.1.2.2. Do...
How can I tell Moq to return a Task?
...ask.Delay(1) as an easy way to return a Task. You can also mimic work too by increasing the time argument.
– stevethethread
Apr 18 '16 at 11:10
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