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PHP memory profiling
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http://geek.michaelgrace.org/2012/04/tracing-php-memory-usage-using-xdebug-and-mamp-on-mac/
I'm on a Mac so if you're on Windows you'll have to test this, but this works for me.
I modified my tracefile-analyzer.php file and added the path to the PHP bi...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
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UPDATE 10/17/2012: This functionality now exists in Chrome Stable v22. In order to use this functionality in Chrome, one must enable two flags in chrome://flags:
Enable MediaStream
Enable PeerConnection
Then you can visit the AppRTC D...
Is there any NoSQL data store that is ACID compliant?
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UPDATE (27 July 2012):
Link to Wikipedia article has been updated to reflect the version of the article that was current when this answer was posted. Please note that the current Wikipedia article has been extensively revised!
Well, accord...
Add unique constraint to combination of two columns
...ng an exception (exceptions are expensive).
http://www.sqlperformance.com/2012/08/t-sql-queries/error-handling
http://www.mssqltips.com/sqlservertip/2632/checking-for-potential-constraint-violations-before-entering-sql-server-try-and-catch-logic/
If you want to prevent exceptions from bubbling up...
Can a Windows batch file determine its own file name?
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On Win2012, %cd% will return the Current Directory of the process that called the batch file. So, if you are at a prompt in D:\dir1 and enter Y:\foo\bar.bat, if bar.bat has @echo %cd% then it will output D:\dir1.
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Backbone.View “el” confusion
...difficult to reuse it. see "Decouple view from DOM..." coenraets.org/blog/2012/01/…
– Scott Coates
May 4 '12 at 16:02
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Do DOM tree elements with ids become global variables?
...ed I talk about this in more detail on my blog - https://www.tjvantoll.com/2012/07/19/dom-element-references-as-global-variables/.
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Building and running app via Gradle and Android Studio is slower than via Eclipse
... I have a pretty big project and it takes 2 - 3 minutes on MacBook Pro 2012 Core i7, 8 GB RAM. Is it ok?
– Sermilion
Jun 28 '17 at 14:53
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Best way to center a on a page vertically and horizontally? [duplicate]
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All browsers from 2012–2013 upwards support flex boxes. From today’s standpoint it should be safe enough to use it for new applications under most circumstances. The only situation I can think of where the older model should be preferred a...
Simple way to transpose columns and rows in SQL?
... entirely in both the UNPIVOT and the (re)PIVOT operations.
MS SQL Server 2012 Schema Setup:
create table tbl (
color varchar(10), Paul int, John int, Tim int, Eric int);
insert tbl select
'Red' ,1 ,5 ,1 ,3 union all select
'Green' ,8 ,4 ,3 ,5 union all select
'Blue' ,2 ,2 ,9 ,1;
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