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List of zeros in python [duplicate]
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$python 2.7.8
from timeit import timeit
import numpy
timeit("list(0 for i in xrange(0, 100000))", number=1000)
> 8.173301935195923
timeit("[0 for i in xrange(0, 100000)]", number=1000)
> 4.881675958633423
timeit("[0] * 100000", nu...
What's wrong with this 1988 C code?
I'm trying to compile this piece of code from the book "The C Programming Language" (K & R). It is a bare-bones version of the UNIX program wc :
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android start activity from service
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From inside the Service class:
Intent dialogIntent = new Intent(this, MyActivity.class);
dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(dialogIntent);
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What's quicker and better to determine if an array key exists in PHP?
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Up from the dead... but I also re-ran the benchmark, and made a tweak so the second for loop has to initialize it's own counter and to clear the result array. It shows "isset || null" being faster. codepad.org/Np6oPvgS
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How can I tell who forked my repository on GitHub?
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Clicking the number of forks shows you the full network. From there you can click "members" to see who forked the repo. Example for ExpressJS: https://github.com/visionmedia/express/network/members.
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Verifying signed git commits?
...the formatted tag object.
This allows callers to cross-check the tagname from refs/tags with
the tagname from the tag object header upon GPG verification.
Git 2.16 (Q1 2018) will allow the commit signature verification to be even more automated, with the merge.verifySignatures configuration ...
What's the difference between setWebViewClient vs. setWebChromeClient?
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From the source code:
// Instance of WebViewClient that is the client callback.
private volatile WebViewClient mWebViewClient;
// Instance of WebChromeClient for handling all chrome functions.
private volatile WebChromeClien...
Removing multiple classes (jQuery)
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$("element").removeClass("class1 class2");
From removeClass(), the class parameter:
One or more CSS classes to remove from
the elements, these are separated by
spaces.
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How do I pull files from remote without overwriting local files?
...ash
git pull origin master
git stash pop
Anything that overrides changes from remote will have conflicts which you will have to manually resolve.
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What is tail recursion?
...ll, the running_total is updated.
Note: The original answer used examples from Python. These have been changed to JavaScript, since Python interpreters don't support tail call optimization. However, while tail call optimization is part of the ECMAScript 2015 spec, most JavaScript interpreters don't...