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How to negate the whole regex?
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102
Use negative lookaround: (?!pattern)
Positive lookarounds can be used to assert that a pattern ...
What is the tilde (~) in the enum definition?
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edited Mar 29 '13 at 14:35
Anoop Vaidya
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mongodb: insert if not exists
...e() call: {upsert:true}. For example:
key = {'key':'value'}
data = {'key2':'value2', 'key3':'value3'};
coll.update(key, data, upsert=True); #In python upsert must be passed as a keyword argument
This replaces your if-find-else-update block entirely. It will insert if the key doesn't exist and ...
Sequence-zip function for c++11?
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Warning: boost::zip_iterator and boost::combine as of Boost 1.63.0 (2016 Dec 26) will cause undefined behavior if the length of the input containers are not the same (it may crash or iterate beyond the end).
Starting from Boost 1.56.0 (2014 Aug 7) you could use boost::combine (the function...
How to optimize imports automatically after each save in IntelliJ IDEA
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answered Jul 28 '12 at 20:36
CrazyCoderCrazyCoder
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Sublime Text 2 multiple line edit
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282
Highlight the lines and use:
Windows: Ctrl+Shift+L
Mac: Cmd ⌘+Shift+L
You can then mov...
Rails 3 execute custom sql query without a model
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denis-budenis-bu
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NPM - How to fix “No readme data”
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225
Simply adding a README.md file will not fix it, you should write something inside it; at least...
How to read lines of a file in Ruby
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edited Oct 17 '16 at 17:52
the Tin Man
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ans...
Why I am Getting Error 'Channel is unrecoverably broken and will be disposed!'
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42
One of the most common reasons I see that error is when I am trying to display an alert dialog o...