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jcastrov
sign up in Wed, 04 Mar 2020

Because use only uses the namespace, but it won't help you import the file. You can add and inject the autoloader, a...

Symbols and for... In iteration It doesn't seem to be able to locate directly... You can open the link first, and th...

System.in It's a special InputStream. Because the system maintains its opening and closing, don't use the close ...

Snmpd + monitoring treasure is enough. Cacti saves traffic. If you install a physical machine, it should have less perfo...

JS should not be used here, but < ol >, < li >, that is, there is a sequence table. For the ordinal options ...

JavaScript language essence in the book var parse_url = /^(?:([A-Za-z]+):)?(\/{0,3})([0-9.\-A-Za-z]+)(?::(\d+))?(?:\/([^...

First judge whether Val exists, then look at the type. If it's not number, use number () to deal with it...

First of all, it's normal to meet resistance and difficulties at the beginning of work. Everyone experiences it from...

Brother, we have to come back to publish after we solve it...

Await is to write asynchronous programs in the form of synchronization. The form is synchronous, but the program is exec...