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How do I change the working directory in Python?
cd is the shell command to change the working directory.
14 Answers
14
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The 'json' native gem requires installed build tools
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I believe those installers make changes to the path. Did you try closing and re-opening the CMD window after running them and before the last attempt to install the gem that wants devkit present?
Also, be sure you are using the right devkit installer ...
If my interface must return Task what is the best way to have a no-operation implementation?
...the code below, due to the interface, the class LazyBar must return a task from its method (and for argument's sake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method?
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disable nganimate for some elements
...this to your CSS. It is best if it is the last rule:
.no-animate {
-webkit-transition: none !important;
transition: none !important;
}
then add no-animate to the class of element you want to disable. Example:
<div class="no-animate"></div>
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How to Parse Command Line Arguments in C++? [duplicate]
...ing command-line arguments in C++ if the program is specified
to be run like this:
10 Answers
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On localhost, how do I pick a free port number?
...t figure out how to use named pipes under Windows I thought I'll use network sockets. Everything happens locally. The server is able to launch slaves in a separate process and listens on some port. The slaves do their work and submit the result to the master. How do I figure out which port is availa...
Reading CSV file and storing values into an array
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You can do it like this:
using System.IO;
static void Main(string[] args)
{
using(var reader = new StreamReader(@"C:\test.csv"))
{
List<string> listA = new List<string>();
List<string> listB = new ...
Check for changes to an SQL Server table?
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Take a look at the CHECKSUM command:
SELECT CHECKSUM_AGG(BINARY_CHECKSUM(*)) FROM sample_table WITH (NOLOCK);
That will return the same number each time it's run as long as the table contents haven't changed. See my post on ...
Uri to default sound notification?
...n 30 '12 at 6:37
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How to clear the interpreter console?
Like most Python developers, I typically keep a console window open with the Python interpreter running to test commands, dir() stuff, help() stuff , etc.
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