大约有 45,000 项符合查询结果（耗时：0.0544秒） [XML]
Why does changing 0.1f to 0 slow down performance by 10x?
... credits to Carl Hetherington [1])
[1] http://carlh.net/plugins/denormals.php
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What are '$$' used for in PL/pgSQL
...such a good idea. Use dollar-quoting instead, more specifically also put a token between the $$ to make it unique - you might want to use $-quotes inside the function body, too. I do that a lot, actually.
CREATE OR REPLACE FUNCTION check_phone_number(text)
RETURNS boolean
AS
$func$
BEGIN
...
E...
Elegant way to search for UTF-8 files with BOM?
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For a Windows user, see this (good PHP script for finding the BOM in your project).
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Make an HTTP request with android
...nswer, is there a way to make an simple HTTP request? I want to request an PHP page / script on one of my website but I don't want to show the webpage.
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HTML img scaling
...re plenty of programs out there when uploading (you'll need something like PHP or .net to do this btw) you can have it auto scale.
3) Living with it and setting the width and height, this although will make it look distorted but the right size will still result in the user having to download the fu...
Programmatically access currency exchange rates [closed]
... sure it's far from the most elegant way to do this, but I'm pretty new to PHP. Hope it helps!
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Practical non-image based CAPTCHA approaches?
... That one is great. The link to the site is random.irb.hr/signup.php. Sometimes it's a lot easier
– Marcio Aguiar
Sep 11 '08 at 8:45
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SQLite error 'attempt to write a readonly database' during insert?
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Good idea, but no-go. Whoever PHP is running as doesn't have write privileges, so it can't create the file. Is there anyway PHP can retrieve what user it is currently running as?
– Austin Hyde
Jul 23 '10 at 18:24
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How do I wrap text in a pre tag?
...e in a text area too if you want to copy to clipboard.
The following is a php excerpt so if your not in php then the way you pack the html special chars will vary.
<textarea style="font-family:monospace;" onfocus="copyClipboard(this);"><?=htmlspecialchars($codeBlock);?></textarea>...
UIRefreshControl on UICollectionView only works if the collection fills the height of the container
... a UIRefreshControl
UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init];
refreshControl.tintColor = [UIColor grayColor];
[refreshControl addTarget:self action:@selector(refershControlAction) forControlEvents:UIControlEventValueChanged];
[self.collectionView addSubview:refreshControl]...