大约有 47,000 项符合查询结果（耗时：0.0481秒） [XML]
How do you run CMD.exe under the Local System Account?
...exe.
When explorer is launched notice the name "system" in start menu bar. Now you can delete some files in system32 directory which as admin you can't delete or as admin you would have to try hard to change permissions to delete those files.
Users who try to rename or deleate System files in any ...
Is JavaScript's “new” keyword considered harmful?
...eof foo) )
return new foo();
// constructor logic follows...
}
Now you can have the advantages of new without having to worry about problems caused by accidentally misuse. You could even add an assertion to the check if the thought of broken code silently working bothers you. Or, as some...
JavaScript equivalent of PHP's in_array()
...
There is now Array.prototype.includes:
The includes() method determines whether an array includes a certain
element, returning true or false as appropriate.
var a = [1, 2, 3];
a.includes(2); // true
a.includes(4); // false
...
How can I check if the current date/time is past a set date/time?
...r, if you are using UTC dates (as you should), prefer to use new DateTime("now", new DateTimeZone('UTC')). This will prevent your app from misunderstandable bugs in dates. i advise you to store it in a function static variable, a class static or somewhere else in your running process...
...
How to recover MySQL database from .myd, .myi, .frm files
...ppropriate entries to the information_schema table? I mean MySQL needs to know to look for these files right?
– Zenshai
May 18 '09 at 19:17
4
...
Test if a class has an attribute?
... @alexanderb you are of course right. I've updated my answer now. I must of not checked my answer against the compiler at the time! Thanks for pointing out the error
– RichardOD
Jun 23 '12 at 16:05
...
Should methods that throw RuntimeException indicate it in method signature?
...h since it allows someone to handle it if they think it is necessary, but knowing they can ignore it if they want. This makes the separation between checked and unchecked clear.
share
|
improve thi...
How do I set the time zone of MySQL?
... this answer.
To get the current timezone offset as TIME
SELECT TIMEDIFF(NOW(), UTC_TIMESTAMP);
It will return 02:00:00 if your timezone is +2:00.
To get the current UNIX timestamp:
SELECT UNIX_TIMESTAMP();
SELECT UNIX_TIMESTAMP(NOW());
To get the timestamp column as a UNIX timestamp
SELECT...
The static keyword and its various uses in C++
...ses), then it can't be accessed from any other translation unit. This is known as "internal linkage" or "static storage duration". (Don't do this in headers except for constexpr. Anything else, and you end up with a separate variable in each translation unit, which is crazy confusing)
If it's a var...
Using .otf fonts on web browsers
... src: url("path/GraublauWebBold.otf") format("opentype");
}
// Edit: OTF now works in most browsers, see comments
However if you want to support a wide variety of browsers i would recommend you to switch to WOFF and TTF font types. WOFF type is implemented by every major desktop browser, while the...