大约有 48,000 项符合查询结果（耗时：0.0922秒） [XML]
Is there a way to iterate over a slice in reverse in Go?
...ation with index
for k := range s {
k = len(s) - 1 - k
// now k starts from the end
}
share
|
improve this answer
|
follow
|
...
Convert UTF-8 encoded NSData to NSString
...
How do you know whether your NSData is null-terminated or not? See Tom Harrington's answer at: stackoverflow.com/questions/27935054/…. In my experience, one should not ever assume NSData is either null-terminated or not: it can differ ...
Comparing object properties in c# [closed]
... DifferencesString has been deprectated in the CompareObjects class. But now you can get that from the ComparisonResult instead: var r = compareObjects.Compare(objectA, objectB); Assert.IsTrue(r.AreEqual, r.DifferencesString);
– Mariano Desanze
Oct 4 '14 at 1...
isset() and empty() - what to use
...pty just use empty as it checks whether it is set as well, if you want to know whether something is set or not use isset.
Empty checks if the variable is set and if it is it checks it for null, "", 0, etc
Isset just checks if is it set, it could be anything not null
With empty, the following thin...
How do I install the OpenSSL libraries on Ubuntu?
... tell
apt-get to list all packages, and grep
for ssl? Or do I need to know the
"lib*-dev" naming convention?
If you're linking with -lfoo then the library is likely libfoo.so. The library itself is probably part of the libfoo package, and the headers are in the libfoo-dev package as you've ...
Why should eval be avoided in Bash, and what should I use instead?
...g.'
# Result in the same output (as long as $IFS has not been modified).
Now say we want to add an option to redirect output as an argument to println. We could, of course, just redirect the output of println on each call, but for the sake of example, we're not going to do that. We'll need to us...
Library not loaded: libmysqlclient.16.dylib error when trying to run 'rails server' on OS X 10.6 wit
...
This has somehow reset mysql's privileges and now I am unable to login...even after performing a password reset using a file as described in the mysql docs.
– Coderama
Feb 6 '11 at 6:31
...
How to capture UIView to UIImage without loss of quality on retina display
...
The currently accepted answer is now out of date, at least if you are supporting iOS 7.
Here is what you should be using if you are only supporting iOS7+:
+ (UIImage *) imageWithView:(UIView *)view
{
UIGraphicsBeginImageContextWithOptions(view.bounds.s...
Which is faster in Python: x**.5 or math.sqrt(x)?
...
I've now run it 3 times on codepad.org and all three times a() was much faster than b().
– Jeremy Ruten
Nov 29 '08 at 1:38
...
What does [nyae] mean in Zsh?
... wrong way it suggests corrections.
What happend here is that dir is an unknown command and zsh suggests gdir, while maybe ls was what you wanted.
If you want to execute gdir hit y (yes)
If you want to try to execute dir anyway hit n (no)
If you want to execute completely different spelt command l...