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Where should I put tags in HTML markup?
...y> section is bad, too, since the JavaScript will have to be parsed before the page is rendered completely (or something like that). This seems to leave the end of the <body> section as a logical place for <script> tags.
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How to escape @ characters in Subversion managed file names?
For many Subversion operations, appending the '@' symbol to the end of a file or URL argument allows you to target a specific revision of that file. For example, "svn info test.txt@1234" will give information about test.txt as it existed in revision 1234.
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Question mark (?) in XML attributes for Android
...value in the currently applied theme. See the linuxtopia Android Dev Guide or the android.com Dev Guide for more about it.
\? escapes the question mark.
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What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
...the valid self-closing elements (e.g. ) in XHTML (as implemented by the major browsers)?
13 Answers
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define() vs. const
...PHP 5.3 there are two ways to define constants: Either using the const keyword or using the define() function:
const FOO = 'BAR';
define('FOO', 'BAR');
The fundamental difference between those two ways is that const defines constants at compile time, whereas define defines them at run time. This ...
Go: panic: runtime error: invalid memory address or nil pointer dereference
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According to the docs for func (*Client) Do:
"An error is returned if caused by client policy (such as CheckRedirect), or if there was an HTTP protocol error. A non-2xx response doesn't cause an error.
When err is nil, resp alw...
What's the difference between Perl's backticks, system, and exec?
...never returns at all.
There is also no point in returning STDOUT, STDERR or exit status of the command.
You can find documentation about it in perlfunc,
because it is a function.
system
executes a command and your Perl script is continued after the command has finished.
The return value i...
Resize image in PHP
... write some PHP code which automatically resizes any image uploaded via a form to 147x147px, but I have no idea how to go about it (I'm a relative PHP novice).
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How to rsync only a specific list of files?
I've about 50 or so files in various sub-directories that I'd like to push to a remote server. I figured rsync would be able to do this for me using the --include-from option. Without the --exclude="*" option, all the files in the directory are being synced, with the option, no files are.
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Is PHP's count() function O(1) or O(n) for arrays?
Does count() really count the all the elements of a PHP array, or is this value cached somewhere and just gets retrieved?
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