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What does apply_filters(…) actually do in WordPress?
I'm trying to understand some of the function in WordPress, but I can't get my head around what apply_filters(...) actually does.
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How to find out if an installed Eclipse is 32 or 64 bit version?
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Hit Ctrl+Alt+Del to open the Windows Task manager and switch to the processes tab.
32-bit programs should be marked with *32.
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Reference alias (calculated in SELECT) in WHERE clause
...x (or costly to calculate) you should probably consider a computed column (and perhaps persisted) instead, especially if a lot of queries refer to this same expression.
PS your fears seem unfounded. In this simple example at least, SQL Server is smart enough to only perform the calculation once, ev...
Help with C# generics error - “The type 'T' must be a non-nullable value type”
I'm new to C# and don't understand why the following code doesn't work.
4 Answers
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What is an .axd file?
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from Google
An .axd file is a HTTP Handler file. There are two types of .axd files.
ScriptResource.axd
WebResource.axd
These are files which are generated at runtime whenever you use ScriptManager in your Web app. This is being generated only once when you ...
Retrieve the commit log for a specific line in a file?
...v 2008-02-09 23:22:22 -0800 160) "$browser_path" $NEWTAB "$@" &
And you want to know the history of what is now line 155.
Then, use git log. Here, -L 155,155:git-web--browse.sh means "trace the evolution of lines 155 to 155 in the file named git-web--browse.sh".
$ git log --pretty=short...
Can I concatenate multiple MySQL rows into one field?
...048;
Of course, you can change 2048 according to your needs. To calculate and assign the value:
SET group_concat_max_len = CAST(
(SELECT SUM(LENGTH(hobbies)) + COUNT(*) * LENGTH(', ')
FROM peoples_hobbies
GROUP BY person_id)
AS UNSIGNED
);
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How to get Resource Name from Resource id
... Any idea what the difference is between getResourceEntryName(int resid) and getResourceName(int resid)?
– Joshua Pinter
Jan 22 '14 at 17:10
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How do you use variables in a simple PostgreSQL script?
For example, in MS-SQL, you can open up a query window and run the following:
10 Answers
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How to disable an input type=text?
...nd that browsers are free to ignore the "disabled" or "readonly" attribute and this method shouldn't be relied on to reliably keep the data from being updated ... if the server-side code processing the form will still accept a value from that field and update it, anyone with enough savvy to create t...