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How to clone a Date object?
... object's getTime() method, which returns the number of milliseconds since 1 January 1970 00:00:00 UTC (epoch time):
var date = new Date();
var copiedDate = new Date(date.getTime());
In Safari 4, you can also write:
var date = new Date();
var copiedDate = new Date(date);
...but I'm not sure whethe...
How can I use optional parameters in a T-SQL stored procedure?
...and Sommarskog
If you have the proper SQL Server 2008 version (SQL 2008 SP1 CU5 (10.0.2746) and later), you can use this little trick to actually use an index:
Add OPTION (RECOMPILE) onto your query, see Erland's article, and SQL Server will resolve the OR from within (@LastName IS NULL OR LastNa...
How to convert std::string to lower case?
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edited Jul 6 '19 at 0:24
Deduplicator
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低功耗蓝牙内置版使用指导 · App Inventor 2 中文网
...接分类拖入内置的低功耗蓝牙，重命名为 BluetoothLowEnergy1，再加入案例中的按钮、文本输入框与一个标签 标签1。
准备真实 BLE 外设，填广播名称及固件定义的服务、通知、写入特征 UUID。名称可包含匹配，确保附近没有同名设...
Reserved keywords in JavaScript
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We should be linking to the actual sources of info, rather than just the top google hit.
http...