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How to match “any character” in regular expression?
...);
}
Now you can easily add new testcases and try new patterns. Have fun exploring regex.
See also
regular-expressions.info/Tutorial
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What are bitwise operators?
...So if you want to pass read AND write, you would pass (READ | WRITE) which then combines the two into
00000011
Which then can be decrypted on the other end like:
if ((flag & Read) != 0) { //...
which checks
00000011 &
00000001
which returns
00000001
which is not 0, so the flag d...
Java ArrayList - how can I tell if two lists are equal, order not mattering?
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You could sort both lists using Collections.sort() and then use the equals method. A slighly better solution is to first check if they are the same length before ordering, if they are not, then they are not equal, then sort, then use equals. For example if you had two lists of St...
Why seal a class?
...t<T> member variable, rather than deriving from List<T>. You'd then use the list to implement various methods.
– Jon Skeet
May 26 '09 at 20:23
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PHP filesize MB/KB conversion [duplicate]
How can I convert the output of PHP's filesize() function to a nice format with MegaBytes, KiloBytes etc?
12 Answers
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How to draw circle in html page?
...though and you CAN draw a circle in HTML5 (w3schools.com/html/html5_canvas.asp)
– jkj
Jun 2 '13 at 22:23
19
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Can you provide some examples of why it is hard to parse XML and HTML with a regex? [closed]
...se are guaranteed to be much faster than parsing with a regexp and you may then use cool technologies like XPath or XSLT on the resulting DOM tree.
My reply is therefore: not only is parsing XML with regexps hard, but it is also a bad idea. Just use one of the millions of existing XML parsers, and ...
How to know what the 'errno' means?
... right away what each error code means. On Ubuntu: apt-get install errno.
Then if for example you want to get the description of error type 2, just type errno 2 in the terminal.
With errno -l you get a list with all errors and their descriptions. Much easier that other methods mentioned by previou...
Matching an empty input box using CSS
...browsers except IE8 and older according to: w3schools.com/cssref/sel_empty.asp
– Cohen
Nov 28 '12 at 10:57
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Is Dvorak typing appropriate for programming? [closed]
... languages and the rules set forward by the August Dvorak in his research, then verified by scanning through thousands of source code lines ensuring that a good fit was found. (from kaufmann.no/roland/dvorak)
– GabrielF
Feb 25 '16 at 13:43
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