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PHP Difference between array() and []
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As of 2019, it has been 7 years since the [] syntax was added. That is long enough to drop array() except in old legacy programs, in my opinion.
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通信连接组件 · App Inventor 2 中文网
...用低能耗蓝牙，请查看《App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制》。
如果您希望了解经典蓝牙与BLE之间的区别，请查看《低功耗蓝牙(BLE) 和 经典蓝牙(SPP) 的区别》。
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地址及名称
返回配对的蓝牙设备...
Parse string to date with moment.js
...e any string date to object date (also with moment.js):
let startDate = "2019-01-16T20:00:00.000";
let endDate = "2019-02-11T20:00:00.000";
let sDate = new Date(startDate);
let eDate = new Date(endDate);
with moment.js:
startDate = moment(sDate);
endDate = moment(eDate);
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How to convert timestamp to datetime in MySQL?
...ixtime(UNIX_TIMESTAMP(CURRENT_TIMESTAMP)), '%Y-%m-%d') as DATE) < CAST('2019-05-02' AS DATE)) ; to compare dates, I replace 2019-05*02 a formatted datetime object in php. Thnaks.
– Mantisse
Apr 12 '19 at 18:00
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Convert JS Object to form data
... "accountHolderName":"Raj Pawan",
"expiryMonth":"02",
"expiryYear":"2019",
"issueNumber":null,
"billingAddress":{
"city":"Wonderland",
"code":"8796682911767",
"firstname":"Raj Pawan",
"lastname":"Gumdal",
"line1":"Addr Line 1",
"line2":null,
"st...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
... 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 App Inventor 2 SQLite 拓展：超流行兼容主流SQL语...
String to LocalDate
...} catch (DateTimeParseException e) {
// DateTimeParseException - Text '2019-nov-12' could not be parsed at index 5
// Exception handling message/mechanism/logging as per company standard
}
DateTimeFormatterBuilder provides custom way to create a formatter. It is Case Insensitive, Nov , nov...
Round to at most 2 decimal places (only if necessary)
...e comes from a direct source (e.g.: literal, user input or sensor).
EDIT (2019):
Like @maganap and some peoples have pointed out, it's best to add Number.EPSILON before multiplying:
Math.round( ( num + Number.EPSILON ) * 100 ) / 100
EDIT (december 2019):
Lately, I use a function similar to thi...
使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
... 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索
使用虚拟现实和App Inventor进行实验
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ReSharper - force curly braces around single line
...1: for ReSharper 2017.x
UPD2: for ReSharper 2018.x
UPD3: for ReSharper 2019.x
UPD4: for ReSharper 2020.x
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