Answer1215

摘要： Backticks Using to exec cmd and return the output as string $ echo `date` Fri Jun 7 15:40:11 EEST 2024 The same effect you can achieve by using $ echo 阅读全文

摘要： Ping ping is a utility used to test the reachability of a host on an IP network and to measure the round-trip time for messages sent from the originat 阅读全文

摘要： The cards on the DJI site have an effect where the hovered card expands and the other cards shrink: In order to emulate this effect we'll use Flexbox. 阅读全文

摘要： Currently we are animating to a fixed height of 100px on hover since browsers can't animate from 0 to auto: <p class="h-0 overflow-hidden text-white/7 阅读全文

摘要： pbcopy is a command-line utility available on macOS that allows you to copy the output of a command directly to the clipboard. It can be very handy fo 阅读全文

摘要： Sometimes it's handy to break long lines into shorter lines. # read moby-dick file for first 250 lines # then fold each line to have max 30 char (-w) 阅读全文

摘要： Calendar cal May 2024 Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 # all months cal 2024 # 阅读全文

摘要： grep is a powerful command-line tool used for searching text using patterns. It's widely used for finding specific text within files or output streams 阅读全文

摘要： curl is a powerful command-line tool for transferring data with URL syntax. It supports various protocols including HTTP, HTTPS, FTP, and many others. 阅读全文

摘要： The kill command sends a signal to a process, usually to terminate the process. kill PID This command sends the SIGTERM signal to the process with the 阅读全文