大约有 32,000 项符合查询结果（耗时：0.0579秒） [XML]
How to randomize (shuffle) a JavaScript array?
... arr = [2, 11, 37, 42];
shuffle(arr);
console.log(arr);
Some more info about the algorithm used.
share
|
improve this answer
|
follow
|
...
What is a JavaBean exactly?
...n be stored in files, sent over a network connection, etc, and have enough info to allow a JVM (at least, one that knows about the object's type) to reconstruct the object later -- possibly in a different instance of the application, or even on a whole other machine!
Of course, in order to do that,...
Git Symlinks in Windows
...with git update-index --assume-unchanged, rather than listing them in .git/info/exclude.
share
|
improve this answer
|
follow
|
...
What are the differences between local branch, local tracking branch, remote branch and remote track
...like this one:
$ git checkout new-feature
$ git pull
There is no tracking information for the current branch.
Please specify which branch you want to merge with.
See git-pull(1) for details
git pull <remote> <branch>
If you wish to set tracking information for this branch you can ...
Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...ll have been in one form or other of the document that used to be at ftp://info.cern.ch/pub/www/doc/http-spec.txt starting in 1991, should anyone have an archive copy.
– Jon Hanna
Aug 27 '12 at 23:45
...
Using margin:auto to vertically-align a div
...
Update Aug 2020
Although the below is still worth reading for the useful info, we have had Flexbox for some time now, so just use that, as per this answer.
You can't use:
vertical-align:middle because it's not applicable to block-level elements
margin-top:auto and margin-bottom:auto because their...
What do linkers do?
...st:
puts a placeholder value 0x0 on the compiled output
gives some extra information to the linker of how to modify the compiled code with the good addresses
This "extra information" is contained in the .rela.text section of the object file
2) .rela.text
.rela.text stands for "relocation of th...
Painless way to install a new version of R?
...ith all packages.
library(utils)
## Check necessary packages
load("G:\Setinfo\R\packagelist.RData") # includes a vector "pkgs"
installed <- pkgs %in% installed.packages()[, 'Package']
if (length(pkgs[!installed]) >=1){
install.packages(pkgs[!installed])
}
I make the packagelist.RData by ...
How does having a dynamic variable affect performance?
... DoSomething(){}
}
static Func<object, object[], object> Wrap(MethodInfo method)
{
var dm = new DynamicMethod(method.Name, typeof(object), new Type[] {
typeof(object), typeof(object[])
}, method.DeclaringType, true);
var il = dm.GetILGenerator();
if (!method.IsStatic)...
How do I enable MSDTC on SQL Server?
...n the registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\Security. More info on the properties here.
– Paul
Nov 2 '18 at 16:39
add a comment
|
...