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Why does typeof NaN return 'number'?
... or
greater than +1.
All these values may not be the same. A simple test for a NaN is to test value == value is false.
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How are “mvn clean package” and “mvn clean install” different?
... information is available
compile - compile the source code of the project
test - test the compiled source code using a suitable unit testing framework. These tests should not require the code be packaged or deployed
package - take the compiled code and package it in its distributable format, such a...
Using a bitmask in C#
...6, Sun = 32 }
DaysBitMask mask = DaysBitMask.Sat | DaysBitMask.Thu;
bool test;
if ((mask & DaysBitMask.Sat) == DaysBitMask.Sat)
test = true;
if ((mask & DaysBitMask.Thu) == DaysBitMask.Thu)
test = true;
if ((mask & DaysBitMask.Wed) != DaysBitMask.Wed)
test = true;
// Store...
How to merge a transparent png image with another image using PIL
...
import Image
background = Image.open("test1.png")
foreground = Image.open("test2.png")
background.paste(foreground, (0, 0), foreground)
background.show()
First parameter to .paste() is the image to paste. Second are coordinates, and the secret sauce is the thi...
How to count string occurrence in string?
... * @author Vitim.us https://gist.github.com/victornpb/7736865
* @see Unit Test https://jsfiddle.net/Victornpb/5axuh96u/
* @see http://stackoverflow.com/questions/4009756/how-to-count-string-occurrence-in-string/7924240#7924240
*/
function occurrences(string, subString, allowOverlapping) {
st...
How do you set a default value for a MySQL Datetime column?
...ith DATETIME...
But you can do it with TIMESTAMP:
mysql> create table test (str varchar(32), ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
Query OK, 0 rows affected (0.00 sec)
mysql> desc test;
+-------+-------------+------+-----+-------------------+-------+
| Field | Type | Null | Key | ...
Node.js project naming conventions for files & folders
...pplication
/config - your configuration
/public - your public files
/test - your tests
An example which uses this setup is nodejs-starter.
I personally changed this setup to:
/
/etc - contains configuration
/app - front-end javascript files
/config - loads config
/models - load...
Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8
...eleased last week.
That was posted on April 22, 2014.
In running a few tests myself it does appear that this was fixed and all is running smoothly again for testing the most amazing browser ever produced...Internet Explorer!
...
Can I use a hash sign (#) for commenting in PHP?
...
<?php
echo 'This is a test'; // This is a one-line C++ style comment
/* This is a multi-line comment.
Yet another line of comment. */
echo 'This is yet another test.';
echo 'One Final Test'; # This is a one-line shell-style comm...
List all indexes on ElasticSearch server?
...fq_1458925279526 1 6 0 0 1008b 144b
green open qa-test_learnq_1460483735129 1 6 0 0 1008b 144b
green open qa-testimportd_1458925361399 1 6 0 0 1008b 144b
green open qa-test123p_reports 1 6 3868280 25605 5.9gb 870.5mb
gr...