大约有 45,000 项符合查询结果（耗时：0.0781秒） [XML]
Do I encode ampersands in ?
...
|
edited Jan 22 '14 at 21:56
answered Sep 14 '10 at 1:39
...
How to pipe input to a Bash while loop and preserve variables after loop ends
... in a script makes the modfied sum available after the loop:
FILECONTENT="12 Name
13 Number
14 Information"
shopt -s lastpipe # Comment this out to see the alternative behaviour
sum=0
echo "$FILECONTENT" |
while read number name; do ((sum+=$number)); done
echo $sum
Doing this at the command line ...
How to use 'find' to search for files created on a specific date? [closed]
...
328
As pointed out by Max, you can't, but checking files modified or accessed is not all that hard....
How do I convert NSInteger to NSString datatype?
...
268
NSIntegers are not objects, you cast them to long, in order to match the current 64-bit archit...
HTTP POST with URL query parameters — good idea or not? [closed]
...
271
If your action is not idempotent, then you MUST use POST. If you don't, you're just asking fo...
C# Iterate through Class properties
...
228
You could possibly use Reflection to do this. As far as I understand it, you could enumerate t...
Custom dealloc and ARC (Objective-C)
...
420
When using ARC, you simply do not call [super dealloc] explicitly - the compiler handles it for...
C++ templates Turing-complete?
...|
edited Dec 13 '08 at 19:27
answered Oct 9 '08 at 22:28
Ma...
Utility classes are evil? [closed]
...
128
Utility classes aren't exactly evil, but they can violate the principles that compose a good ob...
Can I get the name of the current controller in the view?
...
252
controller_name holds the name of the controller used to serve the current view.
...