大约有 30,000 项符合查询结果（耗时：0.0373秒） [XML]
Determine if running on a rooted device
...) {
Process process = null;
try {
process = Runtime.getRuntime().exec(new String[] { "/system/xbin/which", "su" });
BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
if (in.readLine() != null) return true;
...
What do querySelectorAll and getElementsBy* methods return?
...onsider adding a huge library to your project" I know 2012 was a different time, but even then I would've found that bit to be ludicrous.
– CoryCoolguy
May 8 '19 at 18:38
...
Concatenating two std::vectors
... the copy method is a not such a good way. It will call push_back multiple time which means that if a lot of elements have to be inserted this could mean multiple reallocations. it is better to use insert as the vector implementation could do some optimization to avoid reallocations. it could reserv...
Visual Studio immediate window command for Clear All
...
Here is how to do it at run time:
Reference the EnvDTE dlls in your application.
Create and then use this function as necessary.
Public Sub ClearImmediateWindow()
Try
Dim vsWindowKindImmediateWindow As String _
= "{ECB7191A-597B-41F...
How to use Git?
I am an engineering student who spends most of his spare time watching TV rather than coding. So basically I have zero experience with any kind of version control system. My understanding is somehow they make distribution of projects easier.
...
How can I escape white space in a bash loop list?
...to use one of the above, a third approach (less efficient in terms of both time and memory usage, as it reads the entire output of the subprocess before doing word-splitting) is to use an IFS variable which doesn't contain the space character. Turn off globbing (set -f) to prevent strings containing...
How to skip “Loose Object” popup when running 'git gui'
...t_gc procedure which does it and the place where it is called. At the same time I noticed that late 2011 there was added a configuration option for disabling the dialog. This change (part of git-gui 0.16.0) was merged to Git's mainline on 2011-12-14.
So if you use Git v1.7.9 or newer, you can disab...
Creating and Update Laravel Eloquent
...y features that I've found myself rebuilding ;) Always good to spend some time browsing the docs :)
– Erik Aybar
Aug 27 '14 at 21:43
...
Catch Ctrl-C in C
...en Ctrl-C was pressed, and your signal handler starts using it at the same time? Hint: It will likely break. write and fwrite are same to use in this context.
– Dylan Lukes
Nov 18 '10 at 19:07
...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...tra columns and get the names right (not shown).
reshape(tmp, idvar="x", timevar="y", direction="wide")
## x z.a z.b z.c
## 1 x 1 2 3
## 4 y 3 3 2
share
|
improve this answer
...