大约有 30,000 项符合查询结果（耗时：0.0455秒） [XML]
Generating random numbers in Objective-C
...
arc4random_stir(void);
void
arc4random_addrandom(unsigned char *dat, int datlen);
DESCRIPTION
The arc4random() function uses the key stream generator employed by the arc4 cipher, which uses 8*8 8
bit S-Boxes. The S-Boxes can be in about (2**1700) states. The arc4random(...
UITableView with fixed section headers
...ew and change it is style from the right Side/ component menu)
if you have extra components such as custom views or etc. please check the table view's margins to create appropriate design. (such as height of header for sections & height of cell at index path, sections)
...
JavaScript + Unicode regexes
...e.
Situation for ES 5 and below
Even though JavaScript operates on Unicode strings, it does not implement Unicode-aware character classes and has no concept of POSIX character classes or Unicode blocks/sub-ranges.
Issues with Unicode in JavaScript regular expressions
Check your expectations here: ...
How to copy from current position to the end of line in vi
...
YES! the extra newline is driving me crazy. This is the info needed.
– javadba
Jul 22 '15 at 22:21
6
...
Best Timer for using in a Windows service
... Console.WriteLine("{0} Creating timer.\n",
DateTime.Now.ToString("h:mm:ss.fff"));
Timer stateTimer =
new Timer(timerDelegate, autoEvent, 1000, 250);
// When autoEvent signals, change the period to every
// 1/2 second.
autoEvent.Wait...
In Python, how can you load YAML mappings as OrderedDicts?
...- else
data is of type CommentedMap which functions like a dict, but has extra information that is kept around until being dumped (including the preserved comment!)
share
|
improve this answer
...
Crontab Day of the Week syntax
...
@Nikita check for typos or extra spaces. I have both a "Mon-Fri" and a "Thu" in my crontab on Ubuntu 14.04.3 and both work just fine. I suspect if there's a space between any of the characters, you'd end up with an error.
– Dale A...
How can I divide two integers to get a double?
...
Supposing you don't need the extra precision, is there a reason to cast to double instead of float? I can see the question calls for double but I'm curious anyway.
– Kyle Delaney
May 17 '17 at 1:31
...
Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
...nd then I did this:
echo 'ref: refs/heads/ML_#94_FILTER_TYPES_AND_SPECIAL_CHARS' > .git/HEAD
It worked.
share
|
improve this answer
|
follow
|
...
Argument list too long error for rm, cp, mv commands
...der a directory in UNIX. The names of the PDFs are really long (approx. 60 chars).
27 Answers
...