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Recursive directory listing in DOS
... +1 very handy. If your directories contain lots of files, then this command will scroll them by on the screen too quickly to read. I think it is best to pipe the output of this command to a txt file you can read at your own speed. For example (assuming c:\temp directory is created): dir C:\ /...
Doing something before program exit
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What is NODE_ENV and how to use it in Express?
...r a particular environment is a production or a development environment. A common use-case is running additional debugging or logging code if running in a development environment.
Accessing NODE_ENV
You can use the following code to access the environment variable yourself so that you can perform yo...
What is the difference between IQueryable and IEnumerable?
...ression can simply be a constant expression of the object itself or a more complex tree of a composed set of query operators and operands. The query provider's IQueryProvider.Execute() or IQueryProvider.CreateQuery() methods are called with an Expression passed to it, and then either a query result ...
JQuery find first parent element with specific class prefix
... div element selector: $('#divid').closest('[class^="div-a"]'). As @Stefan commented, though, you should really be using multiple classes.
– Matt Ball
Sep 17 '11 at 21:18
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How can I get name of element with jQuery?
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How to use subprocess popen Python
...p/filename.swf', '-d'], stdout=PIPE, stderr=PIPE)
stdout, stderr = process.communicate()
There's even a section of the documentation devoted to helping users migrate from os.popen to subprocess.
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sqlalchemy IS NOT NULL select
...the IS NOT operator.
Normally, IS NOT is generated automatically when comparing to a value of None, which resolves to NULL. However, explicit usage of IS NOT may be desirable if comparing to boolean values on certain platforms.
Demo:
>>> from sqlalchemy.sql import column
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Who is “us” and who is “them” according to Git?
...ut when only one branch is involved, such as when re-ordering or squashing commits during a rebase?
– Justin Johnson
Sep 10 '16 at 0:55
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