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What is :: (double colon) in Python when subscripting sequences?
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it means 'nothing for the first argument, nothing for the second, and jump by three'. It gets every third item of the sequence sliced.
Extended slices is what you want. New in Python 2.3
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How can I use jQuery in Greasemonkey?
....js
If you don't have 0.8, then use the technique Joan Piedra describes for manually adding a script element to the page.
Between version 0.8 and 0.9, @require is only processed when the script is first installed. If you change the list of required scripts, you need to uninstall your script and ...
Multiple Indexes vs Multi-Column Indexes
...ct that with Multi-Column indexing the first index column is always usable for searching and when you search only by 'state' it is efficient but yet not as efficient as Single-Column index on 'state'
I guess the answer you are looking for is that it depends on your where clauses of your frequently ...
How to add a vertical Separator?
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I've always implemented a RenderTransform. Neat shortcut to remember :)
– Ashley Grenon
Sep 19 '16 at 13:54
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Is there any way to delete local commits in Mercurial?
...he following:
hg strip #changeset# --keep
Where #changeset# is the hash for the changeset you want to remove. This will remove the said changeset including changesets that descend from it and will leave your working directory untouched. If you wish to also revert your committed code changes remov...
SVN how to resolve new tree conflicts when file is added on two branches
..."added" twice) in two different branches, creating two different histories for two different elements, but with the same name.
The theoretical solution is to manually merge those files (with an external diff tool) in the destination branch 'B2'.
If you still are working on the source branch, the ide...
How to add a custom HTTP header to every WCF call?
...time they're calling service methods (because that identifier is important for what the called method should do). I thought it is a good idea to somehow put this identifier to the WCF header information.
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Limit a stream by a predicate
...ible with a Java 8 Stream, but it can't necessarily be done efficiently -- for example, you can't necessarily parallelize such an operation, as you have to look at elements in order.
The API doesn't provide an easy way to do it, but what's probably the simplest way is to take Stream.iterator(), wra...
GPL and LGPL open source licensing restrictions [closed]
... the usage permissions of open source. I read somewhere that GPL or LGPL enforces that software that uses GPL software must also be released open-source. I want to create an application that uses some open-source image recognition library. Can I sell this application or does it have to be open sourc...
Remove characters from C# string
How might I remove characters from a string? For example: "My name @is ,Wan.;'; Wan" .
21 Answers
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