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Why can I use a function before it's defined in JavaScript?
...y similar to what you are talking about and may give some insight:
http://www.dustindiaz.com/javascript-function-declaration-ambiguity/
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What is Ruby's double-colon `::`?
... 1
puts Foo::MR_COUNT # this is the local constant: 2
Taken from http://www.tutorialspoint.com/ruby/ruby_operators.htm
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Print variables in hexadecimal or decimal format
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What is the optimal algorithm for the game 2048?
I have recently stumbled upon the game 2048 . You merge similar tiles by moving them in any of the four directions to make "bigger" tiles. After each move, a new tile appears at random empty position with a value of either 2 or 4 . The game terminates when all the boxes are filled and there are ...
Add primary key to existing table
...y detail. Hope this answer can help other SQL beginner.
Reference:https://www.w3schools.com/sql/sql_primarykey.asp
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Simple conversion between java.util.Date and XMLGregorianCalendar
...ns/jaxb"
xmlns:xjc="http://java.sun.com/xml/ns/jaxb/xjc"
xmlns:xs="http://www.w3.org/2001/XMLSchema">
<jaxb:globalBindings generateElementProperty="false">
<jaxb:serializable uid="1" />
<jaxb:javaType name="java.util.Date" xmlType="xs:date"
parseMethod="org.apache.cxf.tools.co...
Determine if ActiveRecord Object is New
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How to create PDFs in an Android app? [closed]
...is how to do it:
http://sourceforge.net/projects/itext/ (library)
http://www.vogella.de/articles/JavaPDF/article.html (tutorial)
http://tutorials.jenkov.com/java-itext/image.html (images tutorial)
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How to set a cookie for another domain
...ad user experience you can set an image on domain A.
<img src="http://www.example.com/cookie.php?val=123" style="display:none;">
And then on domain B that is example.com in cookie.php you'll have the following code:
<?php
setcookie('a', $_GET['val']);
?>
Hattip to Subin
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ruby convert array into function arguments
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