大约有 35,100 项符合查询结果（耗时：0.0420秒） [XML]
In Android, how do I set margins in dp programmatically?
... edited Mar 6 '14 at 15:01
slhck
29.1k2323 gold badges121121 silver badges162162 bronze badges
answered Oct 4 '12 at 13:36
...
Regarding 'main(int argc, char *argv[])' [duplicate]
...l where an user could type cat file. Here the word cat is a program that takes a file and outputs it to standard output (stdout).
The program receives the number of arguments in argc and the vector of arguments in argv, in the above the argument count would be two (The program name counts as the fi...
Why doesn't Java support unsigned ints?
...derstand what goes on with unsigned, what unsigned arithmetic is. Things like that made C complex. The language part of Java is, I think, pretty simple. The libraries you have to look up.
share
|
i...
How can I start an interactive console for Perl?
...
You can use the perl debugger on a trivial program, like so:
perl -de1
Alternatively there's Alexis Sukrieh's Perl Console application, but I haven't used it.
share
|
improve...
Pipe output and capture exit status in Bash
...t.txt ; test ${PIPESTATUS[0]} -eq 0
Or another alternative which also works with other shells (like zsh) would be to enable pipefail:
set -o pipefail
...
The first option does not work with zsh due to a little bit different syntax.
...
How can I get the current user's username in Bash?
...variable=$(whoami)
or
myvariable=$USER
Of course, you don't need to make a variable since that is what the $USER variable is for.
share
|
improve this answer
|
follow
...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...
community wiki
Graham
...
How do I compare two hashes?
...
the Tin Manthe Tin Man
147k3131 gold badges192192 silver badges272272 bronze badges
...
How do I 'git diff' on a certain directory?
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Dec 5 '11 at 7:13
GeoGeo
...
Serializing PHP object to JSON
...votes. If you're still using PHP < 5.4, your are creating a security risk and endagering your project. If you have no compelling reasons to stay at <5.4, or even already use version >= 5.4, do not use this answer, and just use PHP>= 5.4 (or, you know, a recent one) and implement the Json...