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Checking if output of a command contains a certain string in a shell script
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This code doesn't work with all POSIX shells: The POSIX standard only requires = to be a comparison operator, not ==; see pubs.opengroup.org/onlinepubs/9699919799/utilities/test.html
– Charles Duffy
Mar 30...
Handling warning for possible multiple enumeration of IEnumerable
...ed to use an IEnumerable<> several times thus get the Resharper error of "Possible multiple enumeration of IEnumerable ".
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How do I keep jQuery UI Accordion collapsed by default?
I am working with jQuery UI Accordion and it works great, but I would like to have the accordion stay closed unless it I click on it.
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adding directory to sys.path /PYTHONPATH
I am trying to import a module from a particular directory.
5 Answers
5
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How can I add items to an empty set in python
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Map implementation with duplicate keys
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You are searching for a multimap, and indeed both commons-collections and Guava have several implementations for that. Multimaps allow for multiple keys by maintaining a collection of values per key, i.e. you can put a single object into the ma...
Postgres: How to do Composite keys?
I cannot understand the syntax error in creating a composite key. It may be a logic error, because I have tested many varieties.
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Authorative way to override onMeasure()?
What's the correct way of overriding onMeasure()? I've seen various approaches. For example, Professional Android Development uses MeasureSpec to calculate the dimensions, then ends with a call to setMeasuredDimension(). For example:
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How to call a shell script from python code?
...ocess module will help you out.
Blatantly trivial example:
>>> import subprocess
>>> subprocess.call(['sh', './test.sh']) # Thanks @Jim Dennis for suggesting the []
0
>>>
Where test.sh is a simple shell script and 0 is its return value for this run.
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Build tree array from flat array in javascript
...son file that I have to handle with javascript to make it hierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
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