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Ignoring time zones altogether in Rails and PostgreSQL
...e datatype section of the manual. My own inspections of the source seem to confirm it. Strange to use a different origin for the epoch!
– harmic
Nov 29 '13 at 2:57
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What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
...pecial characters.
I'd love to hear the detailed explanation. My testing confirms this, and I'm now quoting my variables for all string tests, to avoid having -z and -n return the same result.
$ unset a
$ if [ -z $a ]; then echo unset; else echo set; fi
unset
$ if [ -n $a ]; then echo set; else e...
Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards
... has assigned the first wildcard type during the when call and then cannot confirm that the second wildcard type in the thenReturn call is the same.
It looks like thenAnswer doesn't run into this issue because it accepts a wildcard type while thenReturn takes a non-wildcard type, which must be c...
Code Golf - π day
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Doesn't work with linux dc, but I can confirm it works on openbsd. Awesome!
– John La Rooy
Mar 17 '10 at 18:09
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Installing libv8 gem on OS X 10.9+
... on Mavericks:
gem install libv8 -v 3.11.8.17 -- --with-system-v8
I can confirm this works with rbenv and ruby 1.9.3p448
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MySQL Cannot Add Foreign Key Constraint
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Confirm that the character encoding and collation for the two tables is the same.
In my own case, one of the tables was using utf8 and the other was using latin1.
I had another case where the encoding was the same but the...
Why does int num = Integer.getInteger(“123”) throw NullPointerException?
...t it does teach you a valuable lesson: always look up the documentation to confirm what a method does.
Coincindentally, a variation of this problem was featured in Return of the Puzzlers: Schlock and Awe (TS-5186), Josh Bloch and Neal Gafter's 2009 JavaOne Technical Session presentation. Here's the...
PostgreSQL - max number of parameters in “IN” clause?
...you're referring to doesn't say what DBMS it is talking about. While I can confirm that on Oracle DB, using temporary tables gives a massive performance boost over using queries combining OR and IN clauses due to the large overhead in parsing and planning such queries, I could not confirm the proble...
Github: error cloning my private repository
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Thank you, I confirm this is the thing to do using msys2 64 bits :-D
– FabienRohrer
Aug 19 '15 at 13:17
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Why does changing 0.1f to 0 slow down performance by 10x?
...math for the Visual Studio compiler is /fp:fast but I haven't been able to confirm whether this also disables denormals.1
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