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How to refer to relative paths of resources when working with a code repository
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Try to use a filename relative to the current files path. Example for './my_file':
fn = os.path.join(os.path.dirname(__file__), 'my_file')
In Python 3.4+ you can also use pathlib:
fn = pathlib.Path(__file__).parent / 'my_file'
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How to merge lists into a list of tuples?
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@Adrien: cheers for your applicable comment. For Python 2.x, s/zip_longest()/izip_longest(). Renamed in Python 3.x to zip_longest().
– mechanical_meat
Jul 10 '11 at 19:13
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In what areas might the use of F# be more appropriate than C#? [closed]
...e written an application to balance the national power generation schedule for a portfolio of power stations to a trading position for an energy company. The client and server components were in C# but the calculation engine was written in F#.
The use of F# to address the complexity at the heart o...
Is cout synchronized/thread-safe?
...current access to a synchronized (§27.5.3.4) standard iostream object’s formatted and unformatted input (§27.7.2.1) and output (§27.7.3.1) functions or a standard C stream by multiple threads shall not result
in a data race (§1.10). [ Note: Users must still synchronize concurrent use of thes...
How to use underscore.js as a template engine?
...emplate engine. anybody know good tutorials about how to use underscore.js for templating, especially for biginners who have less experience with advanced javascript. Thanks
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How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
...dy has an NSFetchedResultsController with a predicate to retrieve the data for the primary TableView. I want to make sure I'm on the right path before I change too much code. I'm confused because so many of the examples are array-based instead of CoreData.
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How to measure time in milliseconds using ANSI C?
...many systems.
You can use this function like this:
struct timeval tval_before, tval_after, tval_result;
gettimeofday(&tval_before, NULL);
// Some code you want to time, for example:
sleep(1);
gettimeofday(&tval_after, NULL);
timersub(&tval_after, &tval_before, &tval_result)...
What's the dSYM and how to use it? (iOS SDK)
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dSYM files store the debug symbols for your app
Services like crashlytics use it to replace the symbols in the crash logs with the appropriate methods names so it will be readable and will make sense.
The benefit of using the dSYM is that you don't need to s...
What exactly does Perl's “bless” do?
...Now when you invoke a method on $object, Perl know which package to search for the method.
If the second argument is omitted, as in your example, the current package/class is used.
For the sake of clarity, your example might be written as follows:
sub new {
my $class = shift;
my $self = { }...
Check if a JavaScript string is a URL
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Be aware that if you use a string as a parameter for the RegExp you have to double escape the backslashes - otherwise you get errors like invalid group.
– Kjell
Jun 5 '15 at 16:13
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