大约有 45,000 项符合查询结果（耗时：0.0518秒） [XML]
JavaScript % (modulo) gives a negative result for negative numbers
... The modulo operation is not very well defined over negative numbers, and different computing environments handle it differently. Wikipedia's article on the modulo operation covers it pretty well.
– Daniel Pryden
Dec 17 '10 at 4:08
...
Using %f with strftime() in Python to get microseconds
...not carry microsecond information.
from datetime import datetime
datetime.now().strftime("%H:%M:%S.%f")
Should do the trick!
share
|
improve this answer
|
follow
...
UINavigationBar Hide back Button Text
...ge the Back Button string to what you'd like the back button to appear as. If you want it blank, for example, just put a space.
You can also change it with this line of code:
[self.navigationItem.backBarButtonItem setTitle:@"Title here"];
Or in Swift:
self.navigationItem.backBarButtonItem?.title...
What is “Orthogonality”?
...t instruction happens (very important for debugging).
There is also a specific meaning when referring to instruction sets.
share
|
improve this answer
|
follow
...
In C#, how do I calculate someone's age based on a DateTime type birthday?
...
Just wanted to comment on DateTime.Now performance. If you don't need an accurate time zone value, use DateTime.UtcNow it's much faster.
– JAG
Jan 22 '09 at 10:29
...
How to import a class from default package
...the function which implemented the JNI native functionality.
for example, If you would like to add your program in the package "com.mypackage",
You change the prototype of the JNI implementing ".C" File's function/method to this one:
JNIEXPORT jint JNICALL
Java_com_mypackage_Calculations_Calc...
How can I create an Asynchronous function in Javascript?
...th a friend yesterday so this answer is perfect! I understand and can identify the async functions and use them in JS properly. But simply why can't we implement custom ones is not clear to me. It's like a black box that we know how make it work (using, say, setInterval) but that we can't even open ...
Link to add to Google calendar
...mple (taken from http://wordpress.org/support/topic/direct-link-to-add-specific-google-calendar-event):
<a href="http://www.google.com/calendar/render?
action=TEMPLATE
&text=[event-title]
&dates=[start-custom format='Ymd\\THi00\\Z']/[end-custom format='Ymd\\THi00\\Z']
&details=[descr...
How do I find the .NET version?
...?
3. CLRVER
You can only run these from the Visual Studio Command prompt if you have Visual Studio installed, or else if you have the .NET framework SDK, then the SDK Command prompt.
4. wmic product get description | findstr /C:".NET Framework"
5. dir /b /ad /o-n %systemroot%\Microsoft.NET\Framew...
Escaping HTML strings with jQuery
...
This isn't cross browser safe if your string has whitespaces and \n \r \t chars in it
– nivcaner
Dec 4 '10 at 17:31
20
...