how does RT, understand that the TCP IP protocol is data flow oriented and the UDP protocol is Datagram oriented? ...
PHP Warning: PHP Startup: Unable to load dynamic library mbstring (tried: usr lib php 20170718 mbstring ( usr lib php 20170718 mbstring: cannot open shared object file: No such file or directory), usr lib php 20170718 mbstring.so ( usr lib php...
how to write the following two pieces of code can be more concise and easier to read. if (res.after.temporary.address) { this.state.travellerInfo.after.temporary.address = { ...res.after.temporary.address, ...this.state.travellerInfo.after.temporar...
Test code <?php function sendGetByCurl($url, $time) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_TIMEOUT, $time); curl_setopt($ch, CURLOPT_CONNECT...
isn t inheriting abstract classes a necessary abstract method in an implementation? an abstract subclass must implement all abstract methods in the abstract class, otherwise the subclass is also an abstract class. ...
A project, more than 100 folders and files, need to be compressed, but not all of them are compressed, only more than 70 folders and files are compressed. How to deal with them quickly? I can think of a way to copy the folders and files that need to b...