大约有 30,000 项符合查询结果（耗时：0.0416秒） [XML]
QString to char* conversion
...cesinOrbit: writing to QString's contents without it knowing is a horrible idea, hence of course const char* is what can really be obtained. The user is free to copy the data to a writable buffer.
– Eli Bendersky
Nov 16 '12 at 14:28
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How to list files in an android directory?
... Thanks Yury, strangely file.length gives a NullPointerException... any ideas? Spasibo!
– Roger Travis
Dec 27 '11 at 17:36
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How to render a DateTime object in a Twig template
...h shows the date in the user’s locale. This way you can drop my previous idea of extending \DateTime.
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java.lang.OutOfMemoryError: Java heap space in Maven
...either have to:
change the forkMode to never (which is be a not so good idea because Maven won't be isolated from the test) ~or~
use the argLine parameter (the right way):
In the later case, something like this:
<configuration>
<argLine>-Xmx1024m</argLine>
</configurati...
Android: upgrading DB version and adding new table
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Regarding #4: Wouldn't it be a better idea to use the oldVersion argument passed? If any upgrade statements are repeatable, you may end up repeating them on a mostly-up-to-date database. If one of the statements is to truncate a table, that would be very bad.
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phpmyadmin logs out after 1440 secs
...the session is lost, the login cookie is also invalidated. So it is a good idea to set session.gc_maxlifetime at least to the same value of $cfg['LoginCookieValidity'].
NOTE:
If your server crashed and cannot load your phpmyadmin page, check
your apache log at /var/log/apache2/error.log. If you g...
Using Regex to generate Strings rather than match them
...tion to a problem of creating test data for a real life project. The basic idea is to leverage the existing (regular expression) validation patterns to create random data that conforms to such patterns. This way valid random data is created.
It is not that difficult to write a parser for simple re...
Can you “ignore” a file in Perforce?
... Discussion 'Make the ignore feature work out the box' at p4ideax.com/ideas/17856/…
– Colonel Panic
May 24 '13 at 10:34
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Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
... Eclipse 3.7 plug-ins, or you can add them manually. It's probably a good idea to see if the plug-ins you use have been upgraded for Eclipse 4.2.
Create a new Eclipse 4.2 workspace, and copy your project code from your Eclipse 3.7 workspace. If you discover a problem later, you can fall back to E...
ModelState.IsValid == false, why?
...possibility of using breakpoints for such easy debugging steps (getting an idea what the problem is as in your case). Just place them just in front / at the place where you check ModelState.isValid and hover over the ModelState. Now you can easily browse through all the values inside and see what er...