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How to permanently export a variable in Linux?
...
Immediately apply all changes:
source ~/.bash_profile
Source: https://www.serverlab.ca/tutorials/linux/administration-linux/how-to-set-environment-variables-in-linux/
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Disabled input text color
...because there isn't a pseudo-class input:readonly.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<style type="text/css">
button.readonly{
border:solid 1px #880000;
background-color:#ffffff;
color:#880000;
}
</style>
</head>
...
Find number of months between two Dates in Ruby on Rails
... 12 + date2.month) - (date1.year * 12 + date1.month)
more info at http://www.ruby-forum.com/topic/72120
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Byte order mark screws up file reading in Java
... * (Byte Order Mark) at its beginning, as defined by
* <a href="http://www.faqs.org/rfcs/rfc3629.html">RFC 3629 - UTF-8, a transformation format of ISO 10646</a>
*
* <p>The
* <a href="http://www.unicode.org/unicode/faq/utf_bom.html">Unicode FAQ</a>
* defines 5 typ...
jQuery equivalent of JavaScript's addEventListener method
... is a discussion of event flow from a link in the above treatment:
http://www.w3.org/TR/DOM-Level-3-Events/#event-flow
Some key points are:
It allows adding more than a single handler for an event
It gives you finer-grained control of the phase when the listener gets activated (capturing vs. bub...
Gson custom seralizer for one variable (of many) in an object using TypeAdapter
...son/annotations/JsonAdapter.html
The page has been moved to here: https://www.javadoc.io/doc/com.google.code.gson/gson/latest/com.google.gson/com/google/gson/annotations/JsonAdapter.html
Example:
private static final class Gadget {
@JsonAdapter(UserJsonAdapter2.class)
final User user;
G...
postgresql - sql - count of `true` values
...unt(nullif(myCol, false)), -- count true values
count(myCol);
http://www.postgresql.org/docs/9.0/static/functions-conditional.html
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Ember.js or Backbone.js for Restful backend [closed]
...mend this approach) or b) by adding 3rd party libraries like backbone.marionette or Coccyx – there are many of these libraries that all try to provide similar overlapping functionality and you'll probably end up assembling your own custom framework that is bigger and requires more glue code than i...
Eclipse JUNO doesn't start
...SPACE/.metadata/.plugins/org.eclipse.core.resources/.snap
credit:
http://www.metod.si/job-found-still-running-after-platform-shutdown-eclipse/
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Lightweight Javascript DB for use in Node.js [closed]
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Take a look at http://www.tingodb.com. I believe it does what you looking for. Additionally it fully compatible with MongoDB API. This reduces implementation risks and gives you option to switch to heavy solution as your app grows.
https://github...