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What blocks Ruby, Python to get Javascript V8 speed? [closed]
...ringing Jython, IronPython, and PyPy up to speed, waiting for libraries to convert to Python 3, and evangelizing Python 3.
– Rafe Kettler
Mar 2 '11 at 23:28
2
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Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
...ng I noticed is that GCC will optimize the call pow(a,2) by compiling it into a*a , but the call pow(a,6) is not optimized and will actually call the library function pow , which greatly slows down the performance. (In contrast, Intel C++ Compiler , executable icc , will eliminate the librar...
A CORS POST request works from plain JavaScript, but why not with jQuery?
...ader, not a request header. At best this will do nothing. At worst it will convert the request from a simple request to a preflighted request which makes it evern harder to deal with on the server.
– Quentin
Mar 26 '19 at 16:15
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Building and running app via Gradle and Android Studio is slower than via Eclipse
...e file".
Native multi-dex
One of the slowest steps of the apk build is converting java bytecode into single dex file. Enabling native multidex (minSdk 21 for debug builds only) will help the tooling to reduce an amount of work (check answer from Aksel Willgert below).
Dependencies
Prefer @aar ...
How do you work with an array of jQuery Deferreds?
... are using ES6 version of javascript There is a spread operator(...) which converts array of objects to comma separated arguments.
$.when(...promises).then(function() {
var schemas=arguments;
};
More about ES6 spread operator https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Ope...
CSS Selector “(A or B) and C”?
...erent syntax and features), but what they do is provide a "compiler" which converts your LESS or SASS code into standard CSS, which you can then deploy on your site.
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Javascript calculate the day of the year (1 - 366)
...));
Which outputs for the leap year 2016 (verified using http://www.epochconverter.com/days/2016):
1/1/2016 is 1 days into the year
2/1/2016 is 32 days into the year
3/1/2016 is 61 days into the year
6/1/2016 is 153 days into the year
12/31/2016 is 366 days into the year
...
What is the purpose of Android's tag in XML layouts?
...
The include tag
The <include> tag lets you to divide your layout into multiple files: it helps dealing with complex or overlong user interface.
Let's suppose you split your complex layout using two include files as follows:
top_level_activity.xml:
<LinearLayout xmlns:android="http:/...
How do I reference an existing branch from an issue in GitHub?
...
I currently get my link converted to /user/proj/blob/branch even if I wrote tree and not blob. Edit: working: ../../tree/branch
– vault
Feb 24 '17 at 19:47
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How does the new automatic reference counting mechanism work?
...ds it across the whole language. Among other things, this makes it easy to convert a manually reference counted application to ARC. Boost might also handle local variables differently than ARC does, where ARC knows the moment that a local variable is no longer being used and can release at that poi...