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AlertDialog.Builder with custom layout and EditText; cannot access view
I am trying to create an alert dialog with an EditText object. I need to set the initial text of the EditText programmatically. Here's what I have.
...
App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
...rmissionEditor添加事件：AfterBackgroundPermssion添加权限：SYSTEM_ALERT_WINDOW & ACTION_MANAGE_OVERLAY_PERMISSION额外的 LauncherIntent 模块提供了更多启动应用执行方式的选项
2.3 (2021-05-12)
如果更改了包名，启动AI2应用（意图类型 Scre...
Use of 'prototype' vs. 'this' in JavaScript?
...o the object using "this"
var A = function () {
this.x = function () { alert('A'); };
};
A.prototype.updateX = function( value ) {
this.x = function() { alert( value ); }
};
var a1 = new A();
var a2 = new A();
a1.x(); // Displays 'A'
a2.x(); // Also displays 'A'
a1.updateX('Z');
a1.x(); ...
Setting default value for TypeScript object passed as argument
...first?: string; last?: string}={}){
var name = first + " " + last;
alert(name);
}
sayName();
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jquery find closest previous sibling with class
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You can follow this code:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$(document).ready(function () {
$(".add").on("click", function () {
var v = $(this).close...
How to escape single quotes within single quoted strings
...d reopens the string.
I often whip up a "quotify" function in my Perl scripts to do this for me. The steps would be:
s/'/'\\''/g # Handle each embedded quote
$_ = qq['$_']; # Surround result with single quotes.
This pretty much takes care of all cases.
Life gets more fun when you introd...
Use basic authentication with jQuery and Ajax
...codeBase64 (“username:password”) );}, succes: function(val) { //alert(val); alert("Thanks for your comment!"); } }); `
– Patrioticcow
Mar 31 '11 at 23:07
69
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Dynamically creating keys in a JavaScript associative array
...doesn't exist it will be added.
var a = new Array();
a['name'] = 'oscar';
alert(a['name']);
Will pop up a message box containing 'oscar'.
Try:
var text = 'name = oscar'
var dict = new Array()
var keyValuePair = text.replace(/ /g,'').split('=');
dict[ keyValuePair[0] ] = keyValuePair[1];
alert( ...
How do I prevent site scraping? [closed]
...ation with a HTML parser to extract the desired data from each page.
Shell scripts: Sometimes, common Unix tools are used for scraping: Wget or Curl to download pages, and Grep (Regex) to extract the data.
HTML parsers, such as ones based on Jsoup, Scrapy, and others. Similar to shell-script regex b...
Detecting an undefined object property
...ty is the special value undefined, is:
if(o.myProperty === undefined) {
alert("myProperty value is the special value `undefined`");
}
To check if an object does not actually have such a property, and will therefore return undefined by default when you try and access it:
if(!o.hasOwnProperty('m...