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How does Rails keep track of which migrations have run for a database?
According to Rails doc: http://guides.rubyonrails.org/migrations.html
1 Answer
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A JRE or JDK must be available in order to run Eclipse. No JVM was found after searching the followi
...ing in JDK's JRE installation. After I reinstalled the standalone JRE from http://java.com, overwriting the old one, the GlassFish installer continued and also Eclipse was able to start flawlessly without those two lines in eclipse.ini.
...
Python - use list as function parameters
...eceive each list item as a separate parameter. There's a description here: http://docs.python.org/tutorial/controlflow.html#unpacking-argument-lists
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How to call a JavaScript function from PHP?
...click) it goes to an external .js function which load a php file (using xmlhttp=GetXmlHttpObject();var url="phpwithmysqlwait.php"; xmlhttp.onreadystatechange=statechanged; xmlhttp.open("GET", url, true); xmlhttp.send(null); ) and my php call <?php echo "<script> loadxml(); </script>...
Abstraction VS Information Hiding VS Encapsulation
...g background details. (e.g. Interface)
FOR EXAMPLES AND MORE INFO GOTO :
http://thecodekey.com/C_VB_Codes/Encapsulation.aspx
http://thecodekey.com/C_VB_Codes/Abstraction.aspx
Approved definitions here
P.S.: I also remember the definition from a book named C++ by Sumita Arora which we read in 11...
Mixing C# & VB In The Same Project
...can potentially use them both in a web project in the App_Code directory:
http://pietschsoft.com/post/2006/03/30/ASPNET-20-Use-VBNET-and-C-within-the-App_Code-folder.aspx
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How to change the font on the TextView?
...l version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:foo="http://schemas.android.com/apk/res-auto"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent">
<co...
Can you test google analytics on a localhost address?
...imply setting the domain to none.
ga('create', 'UA-XXXX-Y', 'none');
See: https://developers.google.com/analytics/devguides/collection/analyticsjs/domains#localhost
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What is RPC framework and Apache Thrift?
... which offers some service to the world through a JSON-based protocol over HTTP. This service may be called by a client program written in Python, running on a Windows machine. The code for both server and client is generated from a Thrift IDL file. To get it running, you basically have to add only ...
Check whether HTML element has scrollbars
... again to see if you get a result of 1. Then set them back to 0.
Example: http://jsfiddle.net/MxpR6/1/
function hasScroll(el, direction) {
direction = (direction === 'vertical') ? 'scrollTop' : 'scrollLeft';
var result = !! el[direction];
if (!result) {
el[direction] = 1;
...