大约有 31,000 项符合查询结果（耗时：0.0307秒） [XML]
psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
23
...
I get exception when using Thread.sleep(x) or wait()
...
answered Jul 27 '10 at 10:31
Konrad GarusKonrad Garus
48.9k4040 gold badges140140 silver badges214214 bronze badges
...
Quickly create a large file on a Linux system
...
dd from the other answers is a good solution, but it is slow for this purpose. In Linux (and other POSIX systems), we have fallocate, which uses the desired space without having to actually writing to it, works with most modern disk based file systems, very fast:
For example:
fallocate -l 10G gen...
Keyboard Interrupts with python's multiprocessing Pool
...ever returns, so the interrupt never happens. KeyboardInterrupt should almost certainly interrupt a condition wait.
Note that this doesn't happen if a timeout is specified; cond.wait(1) will receive the interrupt immediately. So, a workaround is to specify a timeout. To do that, replace
res...
Pure JavaScript Send POST Data Without a Form
Is there a way to send data using the POST method without a form and without refreshing the page using only pure JavaScript (not jQuery $.post() )? Maybe httprequest or something else (just can't find it now)?
...
What is the difference between “JPG” / “JPEG” / “PNG” / “BMP” / “GIF” / “TIFF” Image?
...
answered May 2 '13 at 13:27
Chuck Le ButtChuck Le Butt
42.2k5555 gold badges167167 silver badges254254 bronze badges
...
Install Application programmatically on Android
I'm interested in knowing if it is possible to programmatically install a dynamically downloaded apk from a custom Android application.
...
Excluding directory when creating a .tar.gz file
...
answered Nov 27 '10 at 4:53
Victor ParmarVictor Parmar
5,13355 gold badges2828 silver badges3535 bronze badges
...
The best way to remove duplicate values from NSMutableArray in Objective-C?
...?
I wrote the answer below in 2009; in 2011, Apple added NSOrderedSet to iOS 5 and Mac OS X 10.7. What had been an algorithm is now two lines of code:
NSOrderedSet *orderedSet = [NSOrderedSet orderedSetWithArray:yourArray];
NSArray *arrayWithoutDuplicates = [orderedSet array];
If you are worri...
for each loop in Objective-C for accessing NSMutable dictionary
...
answered Jan 27 '10 at 5:43
Quinn TaylorQuinn Taylor
43.3k1515 gold badges107107 silver badges127127 bronze badges
...