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Android Archive Library (aar) vs standard jar
...tion of Gradle as the standard build system for Android apps. Well, coming from standard Java development I usually depend on jar files in order to build my project. However it seems that Android has also aar packages, which are the equivalent to the dll files in a Windows OS, as mentioned he...
Ant task to run an Ant target only if a file exists?
...
This might make a little more sense from a coding perspective (available with ant-contrib: http://ant-contrib.sourceforge.net/):
<target name="someTarget">
<if>
<available file="abc.txt"/>
<then>
...
...
center aligning a fixed position div
...he 50% of the page. But you have to keep in mind that it moves it starting from the left side of the div, therefore the div is not centered yet. translate(-50%, 0) which is basically translateX(-50%) considers the current width of the div and moves it by -50% of its width to the left side from the a...
Print multiple arguments in Python
...print isn't a function in Python 2. You can, however, import this behavior from __future__:
from __future__ import print_function
Use the new f-string formatting in Python 3.6:
print(f'Total score for {name} is {score}')
...
How to install pip for Python 3 on Mac OS X?
... For people seeing this in the future (who will get the same message I got from ruby), the Homebrew installer has moved and the new command is: ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
– nonex
Nov 5 '14 at 5:46
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Has anyone actually implemented a Fibonacci-Heap efficiently?
...'s libboost-dev package) still had the bugs; I had to pull a clean version from the Subversion repository.
Since version 1.49 Boost C++ libraries added a lot of new heaps structs including fibonacci heap.
I was able to compile dijkstra_heap_performance.cpp against a modified version of dijkstra_s...
C# How can I check if a URL exists/is valid?
...test a URL without the cost of downloading the content:
// using MyClient from linked post
using(var client = new MyClient()) {
client.HeadOnly = true;
// fine, no content downloaded
string s1 = client.DownloadString("http://google.com");
// throws 404
string s2 = client.Downloa...
Expansion of variables inside single quotes in a command in Bash
I want to run a command from a bash script which has single quotes and some other commands inside the single quotes and a variable.
...
How to set the prototype of a JavaScript object that has already been instantiated?
...ossible to do: the designation of an objects prototype at runtime separate from its constructor. This is an important use case and is one of the primary reasons __proto__ isn't already dead. It's important enough that it's been a serious discussion point in the formulation of Harmony, or soon to be ...
Simplest SOAP example
...tp://www.guru4.net/articoli/javascript-soap-client/en/
Generate JavaScript from a WSDL:
https://cwiki.apache.org/confluence/display/CXF20DOC/WSDL+to+Javascript
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