this post was submitted on 17 Jan 2025
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[–] Classy@sh.itjust.works 18 points 3 days ago (1 children)

I, too, place 2> /dev/null after every line

[–] bhamlin@lemmy.world 6 points 3 days ago (1 children)

Yes, but 2>&1 > /dev/null is the real hero.

[–] far_university190@feddit.org 2 points 19 hours ago (1 children)

No, > /dev/null 2>&1 is. If try your example but with file instead null, stderr content not in file.

Because x>y not redirect x to y, but duplicate y and set x to y-duplicate. See bash manpage REDIRECTION (your example in that section for what not work).

As i understand, your example set 2 to what 1 is, then set 1 to null. Now 2 not null, but what 1 before.

[–] bhamlin@lemmy.world 1 points 17 hours ago (1 children)

So, the joke is that it should hide all output.

[–] far_university190@feddit.org 1 points 17 hours ago* (last edited 17 hours ago)

Yes it do, your example do too. But if test thing and replace null with file, suddenly stderr missing. Happen to me, 5h debug session. Hope to help prevent that for other people.

[–] MaggiWuerze@feddit.org 54 points 4 days ago

If it wanted to get my attention it should have been an error

[–] Karyoplasma@discuss.tchncs.de 107 points 4 days ago (2 children)
[–] FooBarrington@lemmy.world 73 points 4 days ago (4 children)
try {
    operation();
} catch {
    // nice weather, eh?
}
[–] Karyoplasma@discuss.tchncs.de 15 points 4 days ago* (last edited 4 days ago) (2 children)

Starting with Java 21 (I think), they've introduced ignored variables, so you can now actually do this:

try {
    operation();
} catch (Exception _) {
    // nice weather, eh?
}

Edit: forgot that this is about JS lel

[–] jubilationtcornpone@sh.itjust.works 8 points 4 days ago (1 children)

So basically the same as a discard in C#?

[–] Karyoplasma@discuss.tchncs.de 2 points 4 days ago* (last edited 4 days ago)

Yeah, Python has it as well. I think the only real use of it is code readability since you declare that this variable will never be used.

[–] __ghost__@lemmy.ml 2 points 4 days ago (1 children)
[–] Traister101@lemmy.today 2 points 4 days ago (2 children)

If your joking yes, if your not Java and Java Script are seperate things.

[–] dajoho@sh.itjust.works 2 points 4 days ago

His joking?

[–] JustAnotherKay@lemmy.world 1 points 4 days ago (1 children)

Actually made this mistake in front of 20 people the other day. Guy at my job mentioned coding in java and I asked if he was doing web dev 🤦

[–] BangersAndMash@lemmy.world 2 points 4 days ago* (last edited 4 days ago) (1 children)

Plenty of java back end web development, so maybe not as embarrassing as you felt?

[–] JustAnotherKay@lemmy.world 1 points 3 days ago

He said "I've been closing in C# and Java for 2 years" and I asked, in front of everyone, "are you doing web dev?" And he just coldly said no

See this could have been fine if I didn't double down and go "then what are you using java for... OH WAIT"

[–] DjMeas@lemm.ee 9 points 4 days ago

☑️ PR Approved

[–] lengau@midwest.social 3 points 3 days ago
with contextlib.suppress(BaseException):
    do_thing()
[–] MajorHavoc@programming.dev 5 points 4 days ago

Thanks. I hate it.

[–] Willem@kutsuya.dev 18 points 4 days ago (2 children)

On Error Resume Next

Visual Basic is a beautiful language

[–] runner_g@lemmy.blahaj.zone 1 points 3 days ago

I legitimately use this line in one of my scripts because range.find returns an error of the value is not found. The use case is taking a 2d matrix saved as an array, with data collected from multiple excel tabs and rearranging it for a CSV upload into Salesforce. The initial array contains values that the rest of the data does not have, so when I search for a non existent value, I can skip the error.

Of course vba COULD just implement try/catch statements and that'd be so much cleaner, but alas.

On error goto 0 

Was always syntacticly confusing for me.

[–] HipsterTenZero@dormi.zone 53 points 4 days ago
[–] SaharaMaleikuhm@feddit.org 37 points 4 days ago (3 children)

Eh it's Javascript. Anything goes

[–] Irelephant@lemm.ee 3 points 4 days ago

Yeah, array.length is mutable in javascript. I'm surprised it caught on.

[–] lesnout27@feddit.org 2 points 4 days ago

If i can just suppress the warnings which need to be fixed till morning in my buggy code, anything goes!

[–] nichtburningturtle@feddit.org 62 points 4 days ago

If I can't see it, is it really there?

[–] Phoenix3875@lemmy.world 10 points 3 days ago

edit: works better when used together with StackOverflow.comment.enabled = false;

[–] coldsideofyourpillow@lemmy.cafe 21 points 4 days ago (1 children)

Actually fixing warnings is for noobs

[–] 1rre@discuss.tchncs.de 30 points 3 days ago (1 children)

if they mattered they'd be errors I'm sure

That's when you do CTRL+C, CTRL+V

[–] rickyrigatoni@lemm.ee 37 points 4 days ago

Warnings are for ignorings :3

[–] cbazero@programming.dev 45 points 4 days ago (3 children)
[–] breakingcups@lemmy.world 27 points 4 days ago

I would add: until it doesn't.

[–] Isoprenoid@programming.dev 22 points 4 days ago

This is why:

"It ain't stupid if it works."

is fundamentally incorrect.

[–] limer@lemmy.dbzer0.com 9 points 4 days ago

Sometimes it’s better to hope while closing eyes

[–] i_stole_ur_taco@lemmy.ca 33 points 4 days ago (1 children)

Warnings? We’ll come back and address those later. Maybe once we’re feature complete. Or maybe shortly after that.

Don't worry. We'll totally fix all of them soon. Promise. Hand to God. They definitely will not be here five years from now.

[–] pscamodio@feddit.it 23 points 4 days ago (1 children)

Meanwhile in another universe one of my biggest win was to introduce this line in our PR validation pipeline.

eslint . --max-warnings 0
[–] skuzz@discuss.tchncs.de 2 points 3 days ago (1 children)

Works so well, and soothes the warning annoyance brain, and keeps warnings from eventually becoming errors.

[–] pscamodio@feddit.it 3 points 3 days ago (1 children)

In a codebase with a lot of warnings is even better for me to add a disable comments for all the existing warning and then not allow any new one in.

And then each time a part of the code needs to be touched the existing warning there should be solved too.

[–] jjjalljs@ttrpg.network 2 points 2 days ago

Several times I've set the max warnings to whatever the current warning count is, and then decreased that over time.

[–] brlemworld@lemmy.world 2 points 3 days ago* (last edited 3 days ago) (1 children)

I don't get it. This isn't funny. I wouldn't approve it in merge request. Most wouldn't.

[–] skrlet13@feddit.cl 7 points 2 days ago

Trying to hide problems and incompetence is the joke. A lot of people don't want problems solved, they just don't want to see them, and will take the easy route. If you just want that, this is the easy route.

Incompetent? Absolutely, that's the joke.

[–] wizardbeard@lemmy.dbzer0.com 8 points 4 days ago (1 children)

-ErrorActionPreference SilentlyContinue