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Is it possible to implement dynamic getters/setters in JavaScript?
...//Calls the getter function.
console.log(obj.prop);
let copy = obj.prop;
//Etc.
//Calls the setter function.
obj.prop = 10;
++obj.prop;
//Etc.
Several things to note here:
You cannot use the value property in the property descriptor (not shown above) simultaneously with get and/or set; from the d...
StatusbarTools 扩展 - 状态栏自定义工具 · App Inventor 2 中文网
...
StatusbarTools扩展为App Inventor开发者提供了强大的状态栏自定义功能，允许完全控制应用的状态栏外观，包括背景颜色、透明度设置以及图标颜色样式。
扩展下载
StatusbarTools扩展: com.SalmanDev.Statu...
App Inventor 2 蓝牙发送十六进制字节方案：文本转Hex字节详解 - App应用开...
...个字符代表一个十六进制字节，需要将字符对解析为实际的字节值。
问题本质输入期望发送实际发送（当前问题）"ABCD"[0xAB, 0xCD]（2字节）[0x41, 0x42, 0x43, 0x44]（4字节ASCII）解决方案核心思路：遍历字符串，每两个字符一...
How to use getJSON, sending data with post method?
...ntains the JSON object
//textStatus contains the status: success, error, etc
}, "json");
In that call, dataToBeSent could be anything you want, although if are sending the contents of a an html form, you can use the serialize method to create the data for the POST from your form.
var dataToBeSe...
In Python, how can you load YAML mappings as OrderedDicts?
... is derivative of the safe parser/dumper that knows about CommentedMap/Seq etc.
– Anthon
Jul 15 at 8:38
add a comment
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Timer function to provide time in nano seconds using C++
...u are measuring code involving sleep, mutex lock, condition_variable wait, etc, the rdtsc clock is likely to have inaccurate conversions to other units. It is a good idea to set your measurements up so that you can easily change and compare clocks (as shown in this answer).
– ...
Is 'switch' faster than 'if'?
...s that correct? If so, isn't that usually slower due to more difficult prefetching/pipelining?
– user541686
Jul 24 '11 at 5:12
...
Detect when browser receives file download
...alue to the token's value.
Client source code (JavaScript):
function getCookie( name ) {
var parts = document.cookie.split(name + "=");
if (parts.length == 2) return parts.pop().split(";").shift();
}
function expireCookie( cName ) {
document.cookie =
encodeURIComponent(cName) ...
Should Gemfile.lock be included in .gitignore?
...doesn't have to recalculate all the gem dependencies each time you deploy, etc.
From cowboycoded's comment below:
If you are working on a gem, then DO NOT check in your Gemfile.lock. If you are working on a Rails app, then DO check in your Gemfile.lock.
Here's a nice article explaining what t...
App Inventor 2 能否实现后台推送通知？源码级深度调研 - App应用开发 - 清...
背景：微信群用户提问
AI2 能否实现类似 uni-push 的后台推送通知？手机开机不打开 App 就能自动读取云端数据。
以下是源码级深度调研结果。
一、推送通知的工作原理
系统级推送（真推送）
服务器 -> FCM/APNs 云...