大约有 40,000 项符合查询结果（耗时：0.0494秒） [XML]
Check if an element contains a class in JavaScript?
...uld achieve the same effect with this code:
var test = document.getElementById("test"),
classes = ['class1', 'class2', 'class3', 'class4'];
test.innerHTML = "";
for(var i = 0, j = classes.length; i < j; i++) {
if(hasClass(test, classes[i])) {
test.innerHTML = "I have " + classe...
SOAP vs REST (differences)
...tion and misconceptions around REST. Not only your question and the answer by @cmd reflect those, but most of the questions and answers related to the subject on Stack Overflow.
SOAP and REST can't be compared directly, since the first is a protocol (or at least tries to be) and the second is an ar...
Error 1022 - Can't write; duplicate key in table
...ntioned, it's possible that the name for your constraint is already in use by another table in your DB. They must be unique across the database.
A good convention for naming foreign key constraints is:
fk_TableName_ColumnName
To investigate whether there's a possible clash, you can list all cons...
jQuery.click() vs onClick
...ll addEventListener() for the same target.
var myEl = document.getElementById('myelement');
myEl.addEventListener('click', function() {
alert('Hello world');
}, false);
myEl.addEventListener('click', function() {
alert('Hello world again!!!');
}, false);
http://jsfiddle.net/aj55x/1/
...
How can I get dict from sqlite query?
...sqlite3.Row objects. However these can be converted to a dictionary simply by using dict(): result = [dict(row) for row in c.fetchall()].
– Gonçalo Ribeiro
Aug 26 '18 at 22:19
...
registerForRemoteNotificationTypes: is not supported in iOS 8.0 and later
...y," I only have my interpretation: end-user convenience to not be bothered by messages, regardless of source.
– matt---
Jul 24 '14 at 18:42
2
...
Getting the current Fragment instance in the viewpager
...ewPager . I have a menu option. As shown in the onOptionsItemSelected() , by selecting an option, I need to update the fragment that is currently visible. To update that I have to call a method which is in the fragment class. Can someone please suggest how to call that method?
...
Get querystring from URL using jQuery [duplicate]
...although classes like URLSearchParams and URL exist, they aren't supported by Internet Explorer at this time, and should probably be avoided. Instead, you can try something like this:
/**
* Accepts either a URL or querystring and returns an object associating
* each querystring parameter to its ...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...r
输出日志如下，成功！
[initandlisten] MongoDB starting : pid=18285 port=27017 dbpath=/data/mongodbtest/master master=1
#日志显示主节点参数
[initandlisten] options: { dbpath: “/data/mongodbtest/master”, master: true }
……..
[initandlisten] waiting for connections ...
How does a debugger work?
...gging API.
The user tells the debugger which process to attach to, either by name or by process ID. If it is a name then the debugger will look up the process ID, and initiate the debug session via a system call; under Windows this would be DebugActiveProcess.
Once attached, the debugger will ente...