大约有 45,000 项符合查询结果（耗时：0.0667秒） [XML]
How to get just the parent directory name of a specific file
...
Use File's getParentFile() method and String.lastIndexOf() to retrieve just the immediate parent directory.
Mark's comment is a better solution thanlastIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e.g.,...
Difference between `set`, `setq`, and `setf` in Common Lisp?
...undefined behaviour, because the value of ls is constant (like modifying a string literal in C). After (setq ls (list (list (list 1)))), (setf (car (car (car ls))) 5) works just like ls->val->val->val = 5 in C.
– kyle
Jun 13 '17 at 1:41
...
Conditionally start at different places in storyboard from AppDelegate
...troller, and send the performSegueWithIdentifier:sender: message to it:
NSString *segueId = success ? @"pushMain" : @"pushLogin";
[self.window.rootViewController performSegueWithIdentifier:segueId sender:self];
share
...
Print an integer in binary format in Java
...ming you mean "built-in":
int x = 100;
System.out.println(Integer.toBinaryString(x));
See Integer documentation.
(Long has a similar method, BigInteger has an instance method where you can specify the radix.)
share
...
How to add line break for UILabel?
Let see that I have a string look like this:
21 Answers
21
...
Convert from ASCII string encoded in Hex to plain ASCII?
...61756c", "hex") works for Python 2 and Python 3. But it returns a bytes() string in Python 3. But that's reasonable for an ASCII string.
– Mark Evans
Aug 7 '15 at 8:46
...
What are allowed characters in cookies?
...lue?
According to the ancient Netscape cookie_spec the entire NAME=VALUE string is:
a sequence of characters excluding semi-colon, comma and white space.
So - should work, and it does seem to be OK in browsers I've got here; where are you having trouble with it?
By implication of the above:...
How to read the content of a file to a string in C?
...you want to interpret it) to open a file in C and read its contents into a string (char*, char[], whatever)?
11 Answers
...
Format output string, right alignment
...iliar with one of them, the new format seems easier to read. ".format" for string formatting certainly seems more intuitive than percentage/modulo. Right arrow for right alignment seems pretty intuitive too.
– Mark
May 28 '17 at 10:54
...
Differences between strong and weak in Objective-C
...balloon or destroy it when we don't want, why do we have to care about the strings attached? We just need data.
– Ashish Pisey
May 14 '19 at 5:40
...