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Pass a JavaScript function as parameter
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If you want to pass a function, just reference it by name without the parentheses:
function foo(x) {
alert(x);
}
function bar(func) {
func("Hello World!");
}
//alerts "Hello World!"
bar(foo);
But sometimes you might want to pass a function with arguments included...
Get week of year in JavaScript like in PHP
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Here is some code based on the links provided and that posted eariler by Dommer. It has been lightly tested against results at http://www.merlyn.demon.co.uk/js-date6.htm#YWD. Please test thoroughly, no guarantee provided.
Edit 2017
There was an issue with dates during the period that daylight...
AWS S3 copy files and folders between two buckets
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Are these issues documented anywhere by Amazon? @RunLoop
– davetapley
Jun 12 '18 at 23:06
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How do I clear stuck/stale Resque workers?
... It unregistered all workers which was a bit annoying. But this followed by heroku restart seemed to do the trick. It now shows the correct number of workers.
– Brian Armstrong
Aug 14 '12 at 5:27
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How to set a default value for an existing column
... there is not an existing default constraint on the column. Right, because by definition you can't have more than one default value...
– Yuck
Aug 19 '16 at 1:34
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How do I send a POST request as a JSON?
... does nothing interesting. You can clearly see the headers have been added by printing req.headers. Beyond that, I am not sur why it isn't working in your application.
– jdi
Sep 5 '17 at 5:06
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Convert a list of objects to an array of one of the object's properties
...y();
Since Select is an Extension method make sure to add that namespace by adding a
using System.Linq
to your file - then it will show up with Intellisense.
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搭建高可用mongodb集群（四）—— 分片 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
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#使用admin数据库
use admin
#定义副本集配置
config = { _id:"shard1", members:[
{_id:0,host:"192.168.0.136:22001"},
{_id:1,host:"192.168.0.137:22001"},
{_id:2,host:"192.168.0.138:22001",arbiterOnly:true}
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How to implement “confirmation” dialog in Jquery UI dialog?
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I found the answer by Paul didn't quite work as the way he was setting the options AFTER the dialog was instantiated on the click event were incorrect. Here is my code which was working. I've not tailored it to match Paul's example but it's onl...
'Best' practice for restful POST response
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@Shaded If the API is designed to be used by apps also, then your argument for making two requests doesn't hold. There, you usually cache the data by keeping objects of a model type in memory – which is typically done with the response for POST requests. And regard...