大约有 37,000 项符合查询结果（耗时：0.0492秒） [XML]
What's the difference between SortedList and SortedDictionary?
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edited Feb 23 '13 at 8:08
answered Jun 1 '09 at 16:38
Jo...
Using ls to list directories and their total sizes
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1607
Try something like:
du -sh *
short version of:
du --summarize --human-readable *
Explanat...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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Integer to hex string in C++
...esult( stream.str() );
You can prepend the first << with << "0x" or whatever you like if you wish.
Other manips of interest are std::oct (octal) and std::dec (back to decimal).
One problem you may encounter is the fact that this produces the exact amount of digits needed to represent...
Regular Expression to reformat a US phone number in Javascript
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Assuming you want the format "(123) 456-7890":
function formatPhoneNumber(phoneNumberString) {
var cleaned = ('' + phoneNumberString).replace(/\D/g, '')
var match = cleaned.match(/^(\d{3})(\d{3})(\d{4})$/)
if (match) {
return '(' + match[1] + ') ' + match[2...
mysqldump - Export structure only without autoincrement
...t; --opt <db-name> -d --single-transaction | sed 's/ AUTO_INCREMENT=[0-9]*\b//' > <filename>.sql
As mentioned by others, If you want sed to works properly, add the g (for global replacement) parameter like this :
mysqldump -u root -p -h <db-host> --opt <db-name> -d --s...
MYSQL OR vs IN performance
...ir "opinion", science is all about testing and evidence.
I ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_cache):
IN: 2.34969592094s
OR: 5.83781504631s
Update:
(I don't have the source code for the original test, as it was 6 years ago, though it returns a result in th...
Is it possible to change a UIButtons background color?
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160
This can be done programmatically by making a replica:
loginButton = [UIButton buttonWithType:U...
Maven Could not resolve dependencies, artifacts could not be resolved
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edited Sep 4 '19 at 22:10
answered Jan 10 '11 at 19:13
wm...
Highlight a word with jQuery
...light = function(pat) {
function innerHighlight(node, pat) {
var skip = 0;
if (node.nodeType == 3) {
var pos = node.data.toUpperCase().indexOf(pat);
if (pos >= 0) {
var spannode = document.createElement('span');
spannode.className = 'highlight';
var middlebit = node.splitTe...