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How to safely open/close files in python 2.4
...python.org:
When you’re done with a file, call f.close() to close it and free up any system resources taken up by the open file. After calling f.close(), attempts to use the file object will automatically fail.
Hence use close() elegantly with try/finally:
f = open('file.txt', 'r')
try:
...
Editing legend (text) labels in ggplot
I have spent hours looking in the documentation and on StackOverflow, but no solution seems to solve my problem. When using ggplot I can't get the right text in the legend, even though it's in my dataframe. I have tried scale_colour_manual , scale_fill_manual with different values for labels=...
Using 'return' in a Ruby block
... method, that's why you have LocalJumpError
break returns value from block and ends its call. If your block was called by yield or .call, then break breaks from this iterator too
next returns value from block and ends its call. If your block was called by yield or .call, then next returns value to l...
Running junit tests in parallel in a Maven build?
I'm using JUnit 4.4 and Maven and I have a large number of long-running integration tests.
10 Answers
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@OneToMany List vs Set difference
...
A list, if there is no index column specified, will just be handled as a bag by Hibernate (no specific ordering).
One notable difference in the handling of Hibernate is that you can't fetch two different lists in a single query. For example, if you have a Person entity having a list ...
How to load json into my angular.js ng-model?
...method returns a promise object which
first argument is a success callback and the second an error
callback.
When you add $http as a parameter of a function Angular does it magic
and injects the $http resource into your controller.
I've put some examples here
http://plnkr.co/edit/Wuc6M7?p=previe...
bootstrap popover not showing on top of all elements
I'm working on a bootstrap site and after updating to bootstrap 2.2 from 2.0 everything worked except the popover.
15 Answe...
Is there a command to list SVN conflicts?
Does anyone know an SVN command to list current conflicts between the repo and the working copy?
9 Answers
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Regular expression search replace in Sublime Text 2
...for the first capture group (the first match of a pattern in parentheses), and indeed Sublime supports both syntaxes. So try:
my name used to be \1
or
my name used to be $1
Also note that your original capture pattern:
my name is (\w)+
is incorrect and will only capture the final letter of ...
How to import a Python class that is in a directory above?
... if your real need is as you expressed it, exclusively tied to directories and without any necessary relationship to packaging -- then you need to work on __file__ to find out the parent directory (a couple of os.path.dirname calls will do;-), then (if that directory is not already on sys.path) prep...