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Grep not as a regular expression
...sing double quotes, you will still have to escape the $, e.g.: grep -FR "unset(\$foo['bar'])", otherwise it thinks it's an external variable and tries to expand it
– aexl
Mar 26 at 9:02
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How do I convert this list of dictionaries to a csv file?
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set().union(*(d.keys() for d in mylist)) to get all the keys in the list (if you have some which don't have all the keys.)
– Julian Camilleri
Nov 13 '18 at 10:00
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How to export collection to CSV in MongoDB?
.... do this by peeking into the first document in the collection and get his set of keys
keys=`mongo "$host/$dbname" -u $user -p $pass --eval "rs.slaveOk();var keys = []; for(var key in db.${collectionArray[$i]}.find().sort({_id: -1}).limit(1)[0]) { keys.push(key); }; keys;" --quiet`;
# now us...
Simple argparse example wanted: 1 argument, 3 results
The documentation for the argparse python module , while excellent I'm sure, is too much for my tiny beginner brain to grasp right now. I don't need to do math on the command line or meddle with formatting lines on the screen or change option characters. All I want to do is "If arg is A, do this...
What are the basic rules and idioms for operator overloading?
...obj from stream
if( /* no valid object of T found in stream */ )
is.setstate(std::ios::failbit);
return is;
}
When implementing operator>>, manually setting the stream’s state is only necessary when the reading itself succeeded, but the result is not what would be expected.
Func...
Is there a limit to the length of HTML attributes?
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I just edited that script to set the size to 50 million and it worked, but setting it to 100 million killed the tab in Chrome before i even got a chance to test it. :P
– cHao
Sep 5 '12 at 19:53
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uncaught syntaxerror unexpected token U JSON
...RL that returns a valid JSON string);
var data = JSON.parse(response.responseText);
I replaced that with an example out of the jQuery site for $.get:
<script type="text/javascript">
var jqxhr = $.get( "https://jira.atlassian.com/rest/api/2/project", function() {
alert( "succe...
How to rename items in values() in Django?
...ly probably the most obvious use case for wanting to rename the ValuesQuerySet dict keys)
– wim
Aug 21 '14 at 13:12
1
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What is the purpose of Rank2Types?
...s. Take for example a plain old function of the following rank-1 type (to set the scene):
f :: ∀r.∀a.((a → r) → a → r) → r
To use f, the caller first must choose what types to use for r and a, then supply an argument of the resulting type. So you could pick r = Int and a = String:
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iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]
...could simply expand the content in the middle to use up that extra points. Set the autoresizing mask of the center content to expand in both directions.
view.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
It works great out of the box for table views, howev...