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Creating temporary files in bash
...rsion of the code (like replacing the commands or SQL queries depending on what is being stored).
You could use the following approach to create the temporary directory:
TMPDIR=".${0##*/}-$$" && mkdir -v "$TMPDIR"
or temporary file:
TMPFILE=".${0##*/}-$$" && touch "$TMPFILE"
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Should a function have only one return statement?
... to do "IncreaseStuffCallCounter" method at the end of 'DoStuff' function. What will you do in this case? :)' -- DoStuff() { DoStuffInner(); IncreaseStuffCallCounter(); }
– Jim Balter
Jan 31 '13 at 21:36
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Which method performs better: .Any() vs .Count() > 0?
...position - 1).
Take(1).FirstOrDefault();
I need to find a way to see what exact SQL both LINQs produce - but it's obvious there is a huge performance difference between Count and Any in some cases, and unfortunately it seems you can't just stick with Any in all cases.
EDIT: Here are generated...
jQuery see if any or no checkboxes are selected
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No, it's pretty much what written in docs - you check if an element is matching specified attribute. Applying it's as filter and then checking if you get at least one item in result is the same but imo longer and not so expressive.
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Issue with virtualenv - cannot activate
... is a shell command designed for users running on Linux (or any Posix, but whatever, not Windows).
On Windows, virtualenv creates a batch file, so you should run venv\Scripts\activate instead (per the virtualenv documentation on the activate script).
Edit:
The trick here for Windows is not specify...
MySQL: Transactions vs Locking Tables
...code has your balance retrieved and is doing the huge_overdraft_fees() and whatnot, it's entirely possible that some other payment will be running the same type of code in parallel. They'll be retrieve your balance (say, $100), do their transactions (take out the $20 you're paying, and the $30 they'...
Android - Dynamically Add Views into View
... a new question and specific issue, raise a separate SO question detailing what code you have tried that isn't working instead of commenting here.
– Mark Fisher
Mar 21 '18 at 18:18
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Are custom elements valid HTML5?
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That's a good answer (+1) but the rule is somewhat circular. "Users must not do things that are not permitted ..."
– Alohci
Mar 24 '12 at 3:25
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How do I get the current time only in JavaScript
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What would I need to change it to if I wanted to add 1 minute instead?
– lets0code
Apr 23 '19 at 9:56
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Node.js: Difference between req.query[] and req.params
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Right. Which one to use depends upon what you're trying to do.
– JohnnyHK
Jan 19 '13 at 19:42
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