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Repeatedly run a shell command until it fails?
...unction then this works:
while true; do
curl -s "https:..." | grep "HasErrors.:true"
if [[ "$?" -ne 0 ]]; then
break
fi
sleep 120
done
The HTTP request in this case always returns 200 but also returns some JSON which has an attribute "HasErrors":true when there is an error.
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Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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LOL my app was on version 4 and I got an error while updating the version to 5!
– Chloe
Dec 14 '18 at 23:05
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How to validate an e-mail address in swift?
...2) the regex (even within the context of what it's trying to do) has major errors (3) the Swift is wrong (4) even setting that aside, the style is totally wrong (5) not that it matters given all the rest but it doesn't even mention that you have to cache the predicate ... humorously, (6) there's st...
How to remove CocoaPods from a project?
... thanks, works (nearly) for me. After these commands i got a linker error during compilation. Solution was to remove the "Pods framework" from Targets->Build Phases->Link Binary With Libraries
– uldo
Jan 27 '16 at 16:17
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How to cast List to List
... object, that isn't a customer, as a customer, and you would get a runtime error at one point, either form inside the list, or from the assignment.
Generics, however, is supposed to give you type-safe data types, like collections, and since they like to throw the word 'guaranteed' around, this sort...
Run function from the command line
...thod.
If you pass too few parameters for what the method needs you get an error. If you pass too many, it ignores the extras. The module must be in the current working folder, put PyRun can be anywhere in your path.
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Laravel orderBy on a relationship
...ich is default in Laravel 5.4 ,f.ex you'll receive SQLSTATE[42000]: Syntax error or access violation: 1140 Mixing of GROUP columns ...
– Sabine
Feb 18 '17 at 15:15
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How to implement Android Pull-to-Refresh
... and not @android:id/list, it looks weird? The project throws an inflation error here on my side, I'm currently checking on that...
– Mathias Conradt
May 17 '11 at 9:28
12
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Can an ASP.NET MVC controller return an Image?
...n your file name, Chrome will reject it with a "too many headers received" error. So replace all commas with a "-" or "".
– Chris S
Apr 18 '12 at 22:30
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Computed / calculated / virtual / derived columns in PostgreSQL
...stgres 13, yet) .
Related:
Attribute notation for function call gives error
Until then, you can emulate VIRTUAL generated columns with a function using attribute notation (tbl.col) that looks and works much like a virtual generated column. That's a bit of a syntax oddity which exists in Pos...