大约有 6,500 项符合查询结果（耗时：0.0212秒） [XML]
Why does an NSInteger variable have to be cast to long when used as a format argument?
...
You get this warning if you compile on OS X (64-bit), because on that platform NSInteger is defined as long and is a 64-bit integer. The %i format, on the other hand, is for int, which is 32-bit. So the format and the actual parameter do not match in size.
Since ...
Checking if a double (or float) is NaN in C++
...y valid and portable way of testing for NaN.
– Adam Rosenfield
Mar 26 '11 at 22:37
7
@Adam: the d...
Getting distance between two points based on latitude/longitude
...to the wise, this formula requires all degrees be positive. radians(abs(52.123)) should do the trick...
– Richard Dunn
Jul 4 '17 at 11:41
...
Share Large, Read-Only Numpy Array Between Multiprocessing Processes
...
If you are on Linux (or any POSIX-compliant system), you can define this array as a global variable. multiprocessing is using fork() on Linux when it starts a new child process. A newly spawned child process automatically shares the memory with its paren...
What unique features does Firebug have that are not built-in to Firefox?
... can replace firebug with the native tools someday, because I think its impossible for the firebug addon to get the high performance of the native tools.
– malisokan
Nov 15 '14 at 13:30
...
Android Camera : data intent returns null
...
The link you posted, is not anymore valid.
– user285594
Jul 8 '13 at 10:47
4
...
Is there a good reason to use upper case for SQL keywords? [closed]
...ited Oct 17 '14 at 16:09
hichris123
9,5151212 gold badges5050 silver badges6666 bronze badges
answered Nov 16 '08 at 8:22
...
How to make Java honor the DNS Caching Timeout?
...e. Through some DNS magic, the domain name is resolved into an IP that's closest to the server with least load. For the load-balancing to work, the application server needs to honor the TTL from DNS response and to resolve the domain name again when cache times out. However, I couldn't figure out a ...
How do I use itertools.groupby()?
... edited Jul 29 at 20:57
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered Aug 10 '08 at 18:45
...
How do you use “git --bare init” repository?
... them to git and create the first commit.
> cd /path/to/work
> echo 123 > afile.txt
> git add .
> git config --local user.name adelphus
> git config --local user.email adelphus@example.com
> git commit -m "added afile"
[master (root-commit) 614ab02] added afile
1 file changed,...