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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
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OLD only use a reference
Dependencies
uses express, socket.io, node_redis and last but not l...
Test if something is not undefined in JavaScript
...defined", instead of a useful message about an "un-caught exception @ line 123 of file xyz.js". Eventually a second developer will probably comment out the console.log() statement, making it more difficult for a 3rd developer to come in and fix a bug happening deep within doSomething().
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What's the best way to trim std::string?
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Boost is a set of hammers of many different sizes solving many different problems.
– Ibrahim
Jan 18...
How to define two angular apps / modules in one page?
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Only one AngularJS application can be auto-bootstrapped per HTML document. The first ngApp ...
【科普】App Inventor 2 添加超过10个屏幕会怎样？ · App Inventor 2 中文网
...致相同的方式管理其可见性。
来自文档：https://www.fun123.cn/reference/other/manyscreens.html
根据官方文档，建议屏幕数量不要超过10个，那么问题来了，实际上屏幕数量能否超过10个呢？超过10个会怎样？
压力测试
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Convert String to double in Java
...l values, you need to replace "," in the number to "."
String number = "123,321";
double value = Double.parseDouble( number.replace(",",".") );
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What is the correct way to document a **kwargs parameter?
...rgs argument, but a completely normal one.
– bugmenot123
Jul 15 '19 at 12:26
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How to call a parent method from child class in javascript?
...edited Aug 20 '15 at 1:09
Seanny123
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answered Aug 7 '12 at 22:29
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What is the difference between “text” and new String(“text”)?
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String literals will go into String Constant Pool.
The below snapshot might help you to under...
Python's most efficient way to choose longest string in list?
...the Python documentation itself, you can use max:
>>> mylist = ['123','123456','1234']
>>> print max(mylist, key=len)
123456
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