大约有 44,000 项符合查询结果（耗时：0.0695秒） [XML]
Changing one character in a string
...explicitly to avoid trouble. Everything is machine-oriented. I worked with PHP before learning Python, and that language is a total mess. Regarding your note on fast CPUs I'm totally with you. But a part of that problem is the popular disapproval of premature optimization, which leads to slow interp...
MySQL select 10 random rows from 600K rows fast
...d 2Gb size. See here my code: Fast selection of random rows in MySQL
<?php
$time= microtime_float();
$sql='SELECT COUNT(*) FROM pages';
$rquery= BD_Ejecutar($sql);
list($num_records)=mysql_fetch_row($rquery);
mysql_free_result($rquery);
$sql="SELECT id FROM pages WHERE RAND()*$num_records<2...
How to generate sample XML documents from their DTD or XSD?
... tutorial is available here:
http://www.oasis-open.org/committees/download.php/29661/XSD%20and%20jCAM%20tutorial.pdf
And more information on the tool - which is using the OASIS Content Assembly Mechanism (CAM) standard to refactor your XSD into a more XSLT friendly structure - can be found from the...
Why am I getting an OPTIONS request instead of a GET request?
...
I had the same problem. My fix was to add headers to my PHP script which are present only when in dev environment.
This allows cross-domain requests:
header("Access-Control-Allow-Origin: *");
This tells the preflight request that it is OK for the client to send any headers it ...
When should I use Kruskal as opposed to Prim (and vice versa)?
...in a very straightforward way : http://www.thestudentroom.co.uk/showthread.php?t=232168.
Kruskal's algorithm will grow a solution from the cheapest edge by adding the next cheapest edge, provided that it doesn't create a cycle.
Prim's algorithm will grow a solution from a random vertex by adding ...
How to create a project from existing source in Eclipse and then find it?
...lt location" checkbox (and got stuck) when I tried to create my project as PHP, but as a generic Eclipse project I was able to get the above working (you can edit the project Natures afterward if needed, but that's a whole different topic...)
– jsh
Nov 5 '13 at...
Is there a standard naming convention for git tags? [closed]
...ackage managers advice to tag versions without prefix v (like composer for PHP projects).
SemVer 2.0 has nothing about tag specification. It's done intentionally due avoiding conflicts. However it's advised to add prefix v in documentation and text references. As example format v1.0.4 instead of ful...
Just disable scroll not hide it?
...e scrollTop the same way as documented at http://help.dottoro.com/ljnvjiow.php
Complete solution that seems to work for most browsers:
CSS
html.noscroll {
position: fixed;
overflow-y: scroll;
width: 100%;
}
Disable scroll
if ($(document).height() > $(window).height()) {
v...
how to get html content from a webview?
...}
});
webview.loadUrl("http://android-in-action.com/index.php?post/" +
"Common-errors-and-bugs-and-how-to-solve-avoid-them");
}
class MyJavaScriptInterface {
private Context ctx;
MyJavaScriptInterface(Context ctx) {
this.ctx = c...
What's the best practice to “git clone” into an existing folder?
...uld be the accepted answer since it is not a hack.
– php_nub_qq
Jul 4 '18 at 19:31
5
Actually thi...