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MediaNotification 媒体通知扩展：管理媒体播放器通知，支持播放控制 · Ap...
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MediaNotification 媒体...
What is an efficient way to implement a singleton pattern in Java? [closed]
... answered May 16 '13 at 6:24
xyzxyz
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What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
...f the elements contain spaces.
For example:
$ groups=("abc def" " pqr xyz ")
$ printf "X%sX\n" ${groups[@]}
XabcX
XdefX
XpqrX
XxyzX
$ printf "X%sX\n" "${groups[@]}"
Xabc defX
X pqr xyz X
$ printf "X%sX\n" $groups
XabcX
XdefX
$ printf "X%sX\n" "$groups"
Xabc defX
$
Using * instead of @ lea...
How to un-submodule a Git submodule?
...f it's the only submodule, remove the file.
do a commit "removed submodule xyz"
git add the_submodule_path
another commit "added codebase of xyz"
I didn't find any easier way yet. You can compress 3-5 into one step via git commit -a - matter of taste.
...
How can I recover a lost commit in Git?
...und
This will output something like at the last line:
dangling commit xyz
We can check that it is the same commit using reflog as suggested in other answers. Now we can do a git merge
git merge xyz
Note:
We cannot get the commit back with fsck if we have already run a git gc command which ...
How do I work with a git repository within another repository?
...EDIA
git pull
cd ..
git add MEDIA
git commit -m "Upgraded media to version XYZ"
This just recorded the fact that the MEDIA submodule WITHIN PROJECT2 is now at version XYZ.
It gives you 100% control over what version of MEDIA each project uses. git submodules are great, but you need to experiment...
Match multiline text using regular expression
...xpects the regex to match the entire string.
Pattern p = Pattern.compile("xyz");
Matcher m = p.matcher("123xyzabc");
System.out.println(m.find()); // true
System.out.println(m.matches()); // false
Matcher m = p.matcher("xyz");
System.out.println(m.matches()); // true
Furthermore, MULTILINE d...
The written versions of the logical operators
...inct (in monospaced fonts) from x || y, but I do find the ! in e.g. if (!f(xyz) && ... easier to miss than if (not f(xyz) && ....
– Tony Delroy
Aug 20 '15 at 6:00
...
Why do we need virtual functions in C++?
...xample):
// This can go at the top of the main.cpp file
void func(Animal *xyz) { xyz->eat(); }
Now our main function is:
Animal *animal = new Animal;
Cat *cat = new Cat;
func(animal); // Outputs: "I'm eating generic food."
func(cat); // Outputs: "I'm eating generic food."
Uh oh... we pa...
Exploitable PHP functions
...it something that could have been pulled off just as easily by using $_GET[xyz] as opposed to $xyz? Or was there something deeper to it?
– tylerl
Jun 25 '10 at 19:29
...