Tab — Auto-complete
#10) Tab — Auto-complete On your Bash prompt while you navigate the file system, hit tab once. It will "type for you" — automatically matching...
fg — foreground
#9) fg — foreground If you hit the Ctl-Z key (see #7), your process went into "the background." What does that mean, exactly? It means...
Ctl-C — Stop a unix process
8) Ctl-C — Stop a unix process Although the Background keystroke (#7) tells you "Stopped," it is, in fact, Ctl-C that is the correct way to exit...
Ctl-Z — Background a unix process
7) Ctl-Z — Background a unix process Ctl-Z (or Control-Z on your keyboard) is "background" which means "send the process to the background." It frees...
kill and kill -9
6) kill and kill -9 This is how you "kill" a process in Unix. You pass the process id number that you found through ps...
Review (1)
Next, let's review what ps from yesterday does: ps will show you the running processes on your hard drive. If you run it "naked," (no...
ps (process list)
5) ps — show the process list of the running Unix processes Ok, now the right way to do this is to search you process...
File System and CWD
1) File System and CWD Typically you use a program called Terminal to access the files and navigate through the directories on your file system....
React E2E Testing with Mocked Out APIs
• One of the 'fashionable' and probably wise things that is happening now is a shift around how E2E is done for many React apps....
Nullish coalescing operator (??)
• Returns its left-hand side operand (the first thing) of the left-hand side is anything other than null or undefined. Returns the right-hand-side operand (the second...