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How to Implement DOM Data Binding in JavaScript
...ake this work, your object needs to implement the eventListener interface. All that's needed to accomplish this is to give the object a handleEvent() method.
That's where the inheritance comes in.
MyCtor.prototype.handleEvent = function(event) {
switch (event.type) {
case "change": th...
SQL “select where not in subquery” returns no results
... FROM table1 t1
)
When table1.common_id is not nullable, all these queries are semantically the same.
When it is nullable, NOT IN is different, since IN (and, therefore, NOT IN) return NULL when a value does not match anything in a list containing a NULL.
This may be confusing bu...
ASP.NET: Session.SessionID changes between requests
... is the reason
When using cookie-based session state, ASP.NET does not allocate storage for session data until the Session object is used. As a result, a new session ID is generated for each page request until the session object is accessed. If your application requires a static session ID for t...
What is ActiveMQ used for - can we apply messaging concept using a Database?
...that up communicating thousands of messages per second, Databases tend to fall over.
Message-oriented middle-ware [MOM] like ActiveMQ on the other hand are built to handle those use cases.
They assume that messages in a healthy system will be deleted very quickly and can do optimizations to avoid t...
Rails: call another controller action from a controller
I need to call the create action in controller A, from controller B.
9 Answers
9
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How to auto-indent code in the Atom editor?
... you auto-indent your code in the Atom editor? In other editors you can usually select some code and auto-indent it.
11 An...
Does Firefox support position: relative on table elements?
...
<div style="position:relative">
This will be positioned normally
<div style="position:absolute; top:5px; left:5px;">
This will be positioned at 5,5 relative to the cell
</div>
</div>
</td>
...
jQuery removing '-' character from string
...in some other variable not part of the DOM, then you would likely want to call the .replace() function against that variable before you insert it into the DOM.
Like this:
var someVariable = "-123456";
$mylabel.text( someVariable.replace('-', '') );
or a more verbose version:
var someVariable = ...
How to convert String to Long in Kotlin?
...tlin, you don't need to worry about where or why, just know in Kotlin that all String have an extension function toLong() as well as toInt() and others. You can use these. Maybe @ilya can update this answer to current Kotlin (remove jet.String reference.)
– Jayson Minard
...
What is the dependency inversion principle and why is it important?
...
Check this document out: The Dependency Inversion Principle.
It basically says:
High level modules should not depend upon low-level modules. Both should depend upon abstractions.
Abstractions should never depend upon details. Details should depend upon abstractions.
As to why it is importa...