大约有 48,000 项符合查询结果（耗时：0.0713秒） [XML]
mysqli or PDO - what are the pros and cons? [closed]
...
share
edited Apr 29 '10 at 9:17
answered Dec 15 '08 at 16:49
...
Error during SSL Handshake with remote server
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
In tmux can I resize a pane to an absolute value
....8.
– Chris Johnsen
Apr 23 '13 at 6:10
4
...
What does axis in pandas mean?
...
|
show 10 more comments
117
...
iOS app, programmatically get build version
... |
edited Jul 22 '15 at 10:16
answered Jun 3 '13 at 1:00
...
iPhone Simulator - Simulate a slow connection?
...
answered Apr 7 '10 at 17:00
PyjamaSamPyjamaSam
10.3k33 gold badges2929 silver badges2020 bronze badges
...
Preferred method to store PHP arrays (json_encode vs serialize)
...ly %01.2f%% faster than serialize()\n", ($serializeTime / $jsonTime - 1) * 100);
}
else if ($serializeTime < $jsonTime ) {
printf("serialize() was roughly %01.2f%% faster than json_encode()\n", ($jsonTime / $serializeTime - 1) * 100);
} else {
echo "Impossible!\n";
}
function fillArray( ...
How can I tell how many objects I've stored in an S3 bucket?
...
There is no way, unless you
list them all in batches of 1000 (which can be slow and suck bandwidth - amazon seems to never compress the XML responses), or
log into your account on S3, and go Account - Usage. It seems the billing dept knows exactly how many objects you have stored!...
URL Encode a string in jQuery for an AJAX request
...
Giacomo1968
23.3k1010 gold badges5858 silver badges8787 bronze badges
answered Sep 26 '13 at 9:17
Praveen04Praveen04
...
PostgreSQL: Difference between text and varchar (character varying)
...array).
Check this article from Depesz: http://www.depesz.com/index.php/2010/03/02/charx-vs-varcharx-vs-varchar-vs-text/
A couple of highlights:
To sum it all up:
char(n) – takes too much space when dealing with values shorter than n (pads them to n), and can lead to subtle errors be...