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App Inventor 2 低功耗蓝牙 BlueToothLE 拓展 · App Inventor 2 中文网
...要更改 BLE 设备之间发送的消息大小的高级应用。大多数开发人员不需要调整此值。
MTU: 最大传输单元（MAXIMUM TRANSMISSION UNIT） ， 指在一个PDU （Protocol Data Unit： 协议数据单元，在一个传输单元中的有效传输数据）能够...
How to call a PHP function on the click of a button
..., function (response) {
// Response div goes here.
alert("action performed successfully");
});
});
});
In ajax.php
<?php
if (isset($_POST['action'])) {
switch ($_POST['action']) {
case 'insert':
insert();
...
What does ':' (colon) do in JavaScript?
... method1 : function() { /* do nothing */ },
array: [5, 3, 6, 7]
};
alert(o.property1); // Will display "125"
A subset of this is also known as JSON (Javascript Object Notation) which is useful in AJAX calls because it is compact and quick to parse in server-side languages and Javascript ca...
Markdown to create pages and table of contents?
...
You could try this ruby script to generate the TOC from a markdown file.
#!/usr/bin/env ruby
require 'uri'
fileName = ARGV[0]
fileName = "README.md" if !fileName
File.open(fileName, 'r') do |f|
inside_code_snippet = false
f.each_line do |li...
Remove a HTML tag but keep the innerHtml
...lt;p>A nice house was found in <b>Toronto</b></p>');
alert( text.html() );
//Outputs A nice house was found in <b>Toronto</b>
alert( text.text() );
////Outputs A nice house was found in Toronto
jsFiddle Demo
...
How to get the entire document HTML as a string?
.... All support innerHTML.
var markup = document.documentElement.innerHTML;
alert(markup);
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实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...合作权限的应用。实际操作我们是不可能为这个项目做到开发24个合作权限的应用，所以这个方式不是很合适。新浪微博API限制参考链接。
2、通过各大微博的最新微博收集数据，微博刚推出的时候，各大微博都有微博广场，...
Check if bash variable equals 0 [duplicate]
...ould like to test if it equals 0. In case yes, I want to stop executing of script. So far I have:
6 Answers
...
也来说说ReactOS的调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...序几乎都能在windows下运行!,而相反就不一定了,毕竟还在开发中嘛..
(2)文件在哪?正如编译环境给你列出来的D:\ReactOS\ReactOS_src\ output-i386\boot\freeldr\fdebug\fdebug.exe下就能找到
编译好了，我们来调试吧,先啰嗦下,调试环境,我类似于wind...
What happens to a github student account's repositories at the end of 2 years?
...e, your user account includes:
GitHub Community Support
GitHub Dependabot alerts
Two-factor authentication enforcement
2,000 GitHub Actions minutes
500MB GitHub Packages storage
And the pro account includes the following features:
GitHub Pro
In addition to the features available with GitHub Free...