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How do I create a simple 'Hello World' module in Magento?
...ck our work). In the admin application
Go to System->Cache Management
Select Refresh from the All Cache menu
Click Save Cache settings
Now, we make sure that Magento knows about the module
Go to System->Configuration
Click Advanced
In the "Disable modules output" setting box, look for yo...
Indent multiple lines quickly in vi
...n a row, such as fixing some tags pasted in to an XML file. Rather than re-select the block in visual mode each time, one can use 'gv' to reuse the last visual block. Reference superuser.com/questions/220666/…
– David Mann
May 9 '14 at 3:37
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Recover unsaved SQL query scripts
...gled for Retrieve unsaved Scripts and found a solution.
Run the following select script. It provides a list of scripts and its time of execution in the last 24 hours. This will be helpful to retrieve the scripts, if we close our query window in SQL Server management studio without saving the script...
How to set value of input text using jQuery
...
Your selector is retrieving the text box's surrounding <div class='textBoxEmployeeNumber'> instead of the input inside it.
// Access the input inside the div with this selector:
$(function () {
$('.textBoxEmployeeNumber i...
Maven plugins can not be found in IntelliJ
...le artifacts. This can be done in "Settings > Maven > Repositories", select there your "Local" and simply click "Update".
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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...IO是否完成，那么为什么说是阻塞的呢？因为此时是通过select系统调用来完成的，而select函数本身的实现方式是阻塞的，而采用select函数有个好处就是它可以同时监听多个文件句柄，从而提高系统的并发性！
异步非阻塞IO:在此...
Get encoding of a file in Windows
... when you click "Save As...".
It'll look like this:
Whatever the default-selected encoding is, that is what your current encoding is for the file.
If it is UTF-8, you can change it to ANSI and click save to change the encoding (or visa-versa).
I realize there are many different types of encoding...
ASP.NET MVC Yes/No Radio Buttons with Strongly Bound Model MVC
...
The second parameter is selected, so use the ! to select the no value when the boolean is false.
<%= Html.RadioButton("blah", !Model.blah) %> Yes
<%= Html.RadioButton("blah", Model.blah) %> No
...
Where is Android Studio layout preview?
...
Select MainActivity.java file from the left pane, as shown in the red colored rectangle.
Left click the XML Tag icon as shown in the red colored circle.
Select the "activity_main.xml(layout)" option shown highlighted in the b...
Multiple Indexes vs Multi-Column Indexes
...e multi-column index can be used for queries referencing all the columns:
SELECT *
FROM TableName
WHERE Column1=1 AND Column2=2 AND Column3=3
This can be looked up directly using the multi-column index. On the other hand, at most one of the single-column index can be used (it would have to look u...