大约有 23,000 项符合查询结果（耗时：0.0299秒） [XML]
Close iOS Keyboard by touching anywhere using Swift
...reate extension as below & call hideKeyboardWhenTappedAround() in your Base view controller.
//
// UIViewController+Extension.swift
// Project Name
//
// Created by ABC on 2/3/18.
// Copyright © 2018 ABC. All rights reserved.
//
import UIKit
extension UIViewController {
func hideKeyb...
'Contains()' workaround using Linq to Entities?
...
Here's an example where I demonstrate how to write set-based queries using the DataServiceContext :
http://blogs.msdn.com/phaniraj/archive/2008/07/17/set-based-operations-in-ado-net-data-services.aspx
sha...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
...les are in one superglobal). I actually rebuild $_REQUEST before using it based on the other superglobals because of 'variables_order'. I process $_COOKIE, then $_GET, then $_POST. That way POST vars have the highest priority and cookie vars get the lowest, which allows me to implicitly fix a num...
What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
... I understand that it has something to do with having to make a lot of database queries for something that seems simple in the object world.
...
How to write a simple database engine [closed]
I am interested in learning how a database engine works (i.e. the internals of it). I know most of the basic data structures taught in CS (trees, hash tables, lists, etc.) as well as a pretty good understanding of compiler theory (and have implemented a very simple interpreter) but I don't understa...
Vim search and replace selected text
...ng.
" This is useful to copying strings from the file to the search tool
" Based on this - http://peterodding.com/code/vim/profile/autoload/xolox/escape.vim
function! EscapeString (string)
let string=a:string
" Escape regex characters
let string = escape(string, '^$.*\/~[]')
" Escape the lin...
Are single quotes allowed in HTML?
...
But HTML is based on SGML (it's XHTML which is based on XML) so quoting the XML spec isn't very useful…
– Donal Fellows
Mar 15 '12 at 11:06
...
Is it possible to get the non-enumerable inherited property names of an object?
...erties or methods for some instance you could use something like this
var BaseType = function () {
this.baseAttribute = "base attribute";
this.baseMethod = function() {
return "base method";
};
};
var SomeType = function() {
BaseType();
this.someAttribute = "some attrib...
How to return a value from a Form in C#?
...S_CLOCK = 0, IS_STOCKS, IS_ACCOUNTS
}
//This particular event type is time based,
//but you can add others to it, such as document
//based.
public enum EVInterupts
{
CI_NEWDAY = 0, CI_NEWMONTH, CI_NEWYEAR, CI_PAYDAY, CI_STOCKPAYOUT,
CI_STOCKIN, DO_NEWEMAIL, DO_SAVETOARCHIVE
}
Then your own...
How to load up CSS files using Javascript?
...mple that uses plain JavaScript to inject a CSS link into the head element based on the filename portion of the URL:
<script type="text/javascript">
var file = location.pathname.split( "/" ).pop();
var link = document.createElement( "link" );
link.href = file.substr( 0, file.lastIndexOf( "."...