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How do I use a file grep comparison inside a bash if/else statement?
.... error
fi
For the record, [ expr ] is a shell builtin† shorthand for test expr.
Since grep returns with status 0 in case of a match, and non-zero status in case of no matches, you can use:
if grep -lq '^MYSQL_ROLE=master' ; then
# do one thing
else
# do another thing
fi
Note the us...
Unusual shape of a textarea?
...dn't work for me. The text goes below polygon and stays hidden below it. I tested with Chromium 49, Firefox 44
– deathangel908
Mar 5 '16 at 17:04
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
...mething from the XIB is cached on the simulator, which is a pain if you're testing upgrades since you actually don't want to have to delete the old app.
– Carlos P
Jul 31 '13 at 11:14
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What is the difference between buffer and cache memory in Linux?
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I have tested this using a simple python program that writes large amounts of blocks. What happens is that the cache gets filled up as reported by free -w -h, not the buffers column. I think the cache column counts both disk writes ...
Removing a model in rails (reverse of “rails g model Title…”)
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Try this
rails destroy model Rating
It will remove model, migration, tests and fixtures
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How to check for Is not Null And Is not Empty string in SQL server?
...ine)
select iif('xxx' > '', 'true', 'false'); -- true
--
--
-- NOTE - test that tab and newline is processed as expected:
select 'x x' -- tab
select 'x
x' -- newline
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A Java collection of value pairs? (tuples?)
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the android version is not available in unit test, which makes it not really useful...
– OznOg
Apr 11 '19 at 8:09
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How does Activity.finish() work in Android?
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@CommonsWare I tested sir very true.+1 for you But I wanna ask one question I have written finish() as an first statement in my function then it is executing the whole function and then finish() is called How this managed.
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How do you get AngularJS to bind to the title attribute of an A tag?
... for you, but I imagine it is for similar reasons (old Angular version). I tested this on 1.2.9 and it is working for me.
As for the other answers here, this is NOT among the few use cases for ng-attr! This is a simple double-curly-bracket situation:
<a title="{{product.shortDesc}}" ng-bind="pr...
Simulate first call fails, second call succeeds
I want to use Mockito to test the (simplified) code below. I don't know how to tell Mockito to fail the first time, then succeed the second time.
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