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Difference between “!==” and “==!” [closed]
Yesterday I stumbled over this when I modified PHP code written by someone else. I was baffled that a simple comparison ( if ($var ==! " ") ) didn't work as expected. After some testing I realized that whoever wrote that code used ==! instead of !== as comparison operator. I've never seen ==! ...
How do I list the functions defined in my shell?
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declare -F
Function names and definitions may be listed with the -f option to the
declare builtin command (see Bash Builtins). The -F option to declare
will list the function names only
(and optionally the source file and line number).
Bas...
Swift Beta performance: sorting arrays
I was implementing an algorithm in Swift Beta and noticed that the performance was very poor. After digging deeper I realized that one of the bottlenecks was something as simple as sorting arrays. The relevant part is here:
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What are the benefits of dependency injection containers?
...our testing into 3 scenarios (which is fairly normal in large scale development):
Unit testing
Integration testing
Black box testing
What you will want to do is for the last two test scenarios (Integration & Black box), is not recompile any part of the application.
If any of your test scena...
PowerShell equivalent to grep -f
I'm looking for the PowerShell equivalent to grep --file=filename . If you don't know grep , filename is a text file where each line has a regular expression pattern you want to match.
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Find the similarity metric between two strings
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I would highly recommend checking out the whole difflib doc docs.python.org/2/library/difflib.html there is a get_close_matches built in, although i found sorted(... key=lambda x: difflib.SequenceMatcher(None, x, search).ratio(), ...) more relia...
jquery selector for id starts with specific text [duplicate]
...te selector
$('[id^=editDialog]')
Alternative solution - 1 (highly recommended)
A cleaner solution is to add a common class to each of the divs & use
$('.commonClass').
But you can use the first one if html markup is not in your hands & cannot change it for some reason.
Alternative...
How to read/write a boolean when implementing the Parcelable interface?
... a myObjectList class which extends ArrayList<myObject> and implement Parcelable .
12 Answers
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Git commit in terminal opens VIM, but can't get back to terminal
Trying to learn GitHub at the moment and doing this Git essentials tutorial over at nettuts. I'm on the lesson about making commits.
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Numeric for loop in Django templates
How do I write a numeric for loop in a Django template? I mean something like
19 Answers
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