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Pipe output and capture exit status in Bash
...our last foreground pipeline of commands.
<command> | tee out.txt ; test ${PIPESTATUS[0]} -eq 0
Or another alternative which also works with other shells (like zsh) would be to enable pipefail:
set -o pipefail
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The first option does not work with zsh due to a little bit different synt...
Eclipse will not start and I haven't changed anything
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To add - if you are testing a plugin and get this problem then you need to remove the plugin equivalent, which on my machine was: Eclipse/runtime-EclipseApplication/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xml
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Making the main scrollbar always visible
...YPE declaration in 1st line, I don't know if it works in quirksmode, never tested it).
This will always show an ACTIVE vertical scroll bar in every page, vertical scrollbar will be scrollable only of few pixels.
When page contents is shorter than browser's visible area (view port) you will still s...
How to keep the spaces at the end and/or at the beginning of a String?
...be converted by default with setText(int resId). Example: <string name="test">T&#160;S&#160;T&#160;</string>.
– greg7gkb
Oct 31 '14 at 23:01
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How to allow to accept only image files?
...prevent some mobile browsers from uploading anything at all, so be sure to test your target platforms well.
For detailed browser support, see http://caniuse.com/#feat=input-file-accept
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How do I compare two hashes?
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I had some fairly deep hashes causing test failures. By replacing the got_hash.should eql expected_hash with HashDiff.diff(got_hash, expected_hash).should eql [] I now get output which shows exactly what I need. Perfect!
– davetapley
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Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned'
... go away. I was unable to find documentation confirming this but through testing was able to determine that member variables that begin with 'new' aggravate the compiler.
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Using context in a fragment
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Yes, Its good solution but need to be test various cases.
– Daxesh Vekariya
Sep 19 at 17:48
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SQL : BETWEEN vs =
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transactiondate between ...
I know immediately that both ends of the test are against this one field.
If I read
transactiondate>='2009-04-17' and transactiondate<='2009-04-22'
I have to take an extra moment to make sure the two fields are the same.
Also, as a query gets edited over ...
How do I get the first element from an IEnumerable in .net?
... What evidence is there that the enumerator should be avoided? Performance tests on my machine indicate that it has an approximate 10% performance gain over foreach.
– BenAlabaster
Jan 30 '09 at 22:48
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