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Repeat String - Javascript
...
This problem is a well-known / "classic" optimization issue for JavaScript, caused by the fact that JavaScript strings are "immutable" and addition by concatenation of even a single character to a string requires creation of, including memory alloca...
How to use JUnit to test asynchronous processes
...cutor {
@Override public void execute(Runnable r) {
r.run();
}
}
Now my JUnit test of the asynchronous method is pretty clean --
@Test public void testDoAsync() {
Executor executor = new SynchronousExecutor();
Foo objectToTest = new Foo(executor);
Callback callback = mock(Callback....
How to Remove ReadOnly Attribute on File Using PowerShell?
...
$file = Get-Item "C:\Temp\Test.txt"
if ($file.attributes -band [system.IO.FileAttributes]::ReadOnly)
{
$file.attributes = $file.attributes -bxor [system.IO.FileAttributes]::ReadOnly
}
The above code snippet is taken from this article
UPDATE
Using...
Getting a slice of keys from a map
...nswer is slightly more concise, but slightly less efficient. You already know how big it's going to be so you don't even need to use append:
keys := make([]int, len(mymap))
i := 0
for k := range mymap {
keys[i] = k
i++
}
In most situations it probably won't make much of a difference, bu...
uncaught syntaxerror unexpected token U JSON
...us": "open"}
var jsonBody = JSON.parse(body.open_order); //HERE THE ERROR NOW APPEARS BECAUSE THE STRING IS NOT A JSON OBJECT YET!!!!
//TODO SO
var jsonBody=JSON.parse(body)//PASS THE BODY FIRST THEN LATER USE THE jsonBody to get the open_order
var OpenOrder=jsonBody.open_order;
Great answers a...
Typical .gitignore file for an Android app
...ers/
# Locally stored "Eclipse launch configurations"
*.launch
# CDT-specific
.cproject
# PDT-specific
.buildpath
share
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Stash changes while keeping the changes in the working directory in Git
... (mark the commit with 'stash' tag)
git reset HEAD~ (Now go back to where you've left with your working dir intact)
And so now you have a commit tagged stash at your disposal, it's not possible to do a git stash pop anyway but you can do things like creating patch or resettin...
Restoring MySQL database from physical files
...sql
Step 6 (Optional): My site has configuration to store files in a specific location, then I copy those to corresponding location, exactly.
Step 7: Start your Mysql server. Everything come back and enjoy it.
That is it.
See more info at: https://biolinh.wordpress.com/2017/04/01/restoring-mysq...
惨不忍睹：说一说你最穷的时候是什么样子 - 创意 - 清泛网 - 专注C/C++及内核技术
...道
@EZ汽车人：在北京一个月吃饭花200
@贰拾壹-_- ：拉屎拉一半，怕饿得快。。。。。。
类型二：不敢出门+避免社交型
@螺丝脱落司机：开启免打扰模式，然后各种宅。
@猪脚L:穷到家里待了一个星...
Django self-referential foreign key
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@Brandon How is 'self' in your answer different from what jared has said in his comment? "i think you mean 'self" !!! . Both are string which is fine according to django docs. ! Any hints
– Stryker
Nov 2 '16 at 3:06
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