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What specific productivity gains do Vim/Emacs provide over GUI text editors?
...few keypresses that someone would've otherwise spent ten minutes doing manually.
Multiple copy/paste registers. When you only have one, you end up going through strange contortions to avoid clobbering the clipboard. You shouldn't have to.
Vim's undo/redo system is unbeatable. Type something, undo...
What are the pros and cons of performing calculations in sql vs. in your application
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It depends on a lot of factors - but most crucially:
complexity of calculations (prefer doing complex crunching on an app-server, since that scales out; rather than a db server, which scales up)
volume of data (if you need to access/aggregate a lot of data, doing it at ...
Hudson or Teamcity for continuous integration? [closed]
... @Pavel: I don't know TeamCity as well as Hudson so I won't challenge the beginning of your comment. But, regarding the notifications, claiming that TC is more sophisticated is pure FUD in my not so humble opinion. All the mentioned notification channels are available on Hudson (you can...
Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
...d FROM sourcecodes) should help to get rid of those IDs. Or if null is not allowed in sourcecode_id, then remove those rows or add those missing values to the sourcecodes table.
– naXa
Feb 23 '16 at 14:28
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Big O, how do you calculate/approximate it?
..., but be warned that this topic takes my students a couple of months to finally grasp. You can find more information on the Chapter 2 of the Data Structures and Algorithms in Java book.
There is no mechanical procedure that can be used to get the BigOh.
As a "cookbook", to obtain the BigOh from ...
How to set Bullet colors in UL/LI html lists via CSS without using any images or span tags [duplicat
.../ul>
JSFiddle: http://jsfiddle.net/leaverou/ytH5P/
Will work in all browsers, including IE from version 8 and up.
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Quickly create large file on a Windows system
... Just want to check if this is a sparse file or does the file actually have data in it?
– slolife
Jun 2 '11 at 17:35
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How to log SQL statements in Grails
I want to log in the console or in a file, all the queries that Grails does, to check performance.
10 Answers
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What's the difference between a word and byte?
I've done some research.
A byte is 8 bits and a word is the smallest unit that can be addressed on memory. The exact length of a word varies. What I don't understand is what's the point of having a byte? Why not say 8 bits?
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How to saveHTML of DOMDocument without HTML wrapper?
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All of these answers are now wrong, because as of PHP 5.4 and Libxml 2.6 loadHTML now has a $option parameter which instructs Libxml about how it should parse the content.
Therefore, if we load the HTML with these options
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