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Delete empty lines using sed
I am trying to delete empty lines using sed:
13 Answers
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Django filter queryset __in for *every* item in list
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Summary:
One option is, as suggested by jpic and sgallen in the comments, to add .filter() for each category. Each additional filter adds more joins, which should not be a problem for small set of categories.
There is the aggregation appr...
Perform an action in every sub-directory using Bash
I am working on a script that needs to perform an action in every sub-directory of a specific folder.
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How to do 3 table JOIN in UPDATE query?
I asked a question and got this reply which helped.
6 Answers
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How to prune local tracking branches that do not exist on remote anymore
With git remote prune origin I can remove the local branches that are not on the remote any more.
31 Answers
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Difference between global and device functions
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edited Feb 22 '16 at 17:31
Angie Quijano
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What is the difference between `new Object()` and object literal notation?
...ing unusual), other than that your second one creates an object and adds a property to it. But literal notation takes less space in the source code. It's clearly recognizable as to what is happening, so using new Object(), you are really just typing more and (in theory, if not optimized out by the ...
How can I easily fixup a past commit?
I just read amending a single file in a past commit in git but unfortunately the accepted solution 'reorders' the commits, which is not what I want. So here's my question:
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Fastest hash for non-cryptographic uses?
I'm essentially preparing phrases to be put into the database, they may be malformed so I want to store a short hash of them instead (I will be simply comparing if they exist or not, so hash is ideal).
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How to access property of anonymous type in C#?
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If you want a strongly typed list of anonymous types, you'll need to make the list an anonymous type too. The easiest way to do this is to project a sequence such as an array into a list, e.g.
var nodes = (new[] { new { Checked = false, /* etc */ } ...