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Why does !{}[true] evaluate to true in JavaScript?
... Not if you do eval('{}[true]') or type it to console. Then e.g. als {}"test" is test or even {key:"value"}"test" is test.
– t.niese
Oct 31 '13 at 9:42
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SQL Server IN vs. EXISTS Performance
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I've done some testing on SQL Server 2005 and 2008, and on both the EXISTS and the IN come back with the exact same actual execution plan, as other have stated. The Optimizer is optimal. :)
Something to be aware of though, EXISTS, IN, and ...
Duplicate AssemblyVersion Attribute
...self:
file system:
c:\projects\webapi\wepapi.csproj
c:\projects\webapi\tests\wepapitests.csproj
solution
webapi (folder and project)
tests (folder)
tests (folder and project)
Then i had to remove the subfolder "tests" from the "webapi" project.
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How to create a new database using SQLAlchemy?
...per PostgreSQL command for it.
>>> conn.execute("create database test")
>>> conn.close()
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WCF ServiceHost access rights
...seful when you need to host services inside visual studio for debugging or testing. Don't use this on production...
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Controlling maven final name of jar artifact
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A bit of an update, 2.4 is the latest version. Still works fine though.
– PaulBGD
Aug 17 '14 at 20:21
1
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Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
...dth/offsetHeight.
Then, to prove the theory right or wrong, you need some tests.
That's what I did here: https://github.com/lingtalfi/dimensions-cheatsheet
It's testing for chrome53, ff49, safari9, edge13 and ie11.
The results of the tests prove that the theory is generally right.
For the tests, ...
Get just the filename from a path in a Bash script [duplicate]
...nvenient. Those are alternative commands:
FILE_PATH="/opt/datastores/sda2/test.old.img"
echo "$FILE_PATH" | sed "s/.*\///"
This returns test.old.img like basename.
This is salt filename without extension:
echo "$FILE_PATH" | sed -r "s/.+\/(.+)\..+/\1/"
It returns test.old.
And following stat...
How can I pass a parameter to a setTimeout() callback?
...(function() { console.write(i); }, 0); } this will log "100" a 100 times (tested on FF). Current answer helps avoiding this.
– root
Dec 14 '12 at 17:21
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Deleting lines from one file which are in another file
... 1 2 100000); do echo "$i"; done|sort --random-sort > file2
$ time ruby test.rb > ruby.test
real 0m0.639s
user 0m0.554s
sys 0m0.021s
$time sort file1 file2|uniq -u > sort.test
real 0m2.311s
user 0m1.959s
sys 0m0.040s
$ diff <(sort -n ruby.test) <(sort -n sort....