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Join vs. sub-query
...can be faster than an equivalent subquery because the server might be able to optimize it better—a fact that is not specific to MySQL Server alone.
So subqueries can be slower than LEFT [OUTER] JOIN, but in my opinion their strength is slightly higher readability.
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_DEBUG vs NDEBUG
Which preprocessor define should be used to specify debug sections of code?
6 Answers
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How can I change the language (to english) in Oracle SQL Developer?
...tem, and apparently Oracle SQL Developer (version 3.0.04.34, 64-bit) tries to auto-guess my preferred language based on the OS. Is there any way to change the language to english?
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How do you update Xcode on OSX to the latest version?
What is the easiest way to update Xcode on OSX?
11 Answers
11
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How to make button look like a link?
I need to make a button look like a link using CSS. The changes are done but when I click on it, it shows as if it's pushed as in a button. Any idea how to remove that, so that the button works as a link even when clicked?
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Wrap text in tag
I want to wrap some text that is added to a <td> element.
I have tried with style="word-wrap: break-word;" width="15%" .
But it is not wrapping the text. Is it mandatory to give it 100% width?
I have other controls to display so only 15% width is available.
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Encode html entities in javascript
I am working in a CMS which allows users to enter content. The problem is that when they add symbols ® , it may not display well in all browsers. I would like to set up a list of symbols that must be searched for, and then converted to the corresponding html entity. For example
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What is the scope of variables in JavaScript?
... of variables in javascript? Do they have the same scope inside as opposed to outside a function? Or does it even matter? Also, where are the variables stored if they are defined globally?
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How to convert a scala.List to a java.util.List?
How to convert Scala's scala.List into Java's java.util.List ?
9 Answers
9
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How to use regex with find command?
...uuid1 string. For example 81397018-b84a-11e0-9d2a-001b77dc0bed.jpg. I want to find out all these images using "find" command:
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