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iOS Image Orientation has Strange Behavior
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The first exif link is broken now, and the second has been updated to exif.regex.info/exif.cgi I tried to edit the answer but @cj-dennis rejected it for some reason.
– Ryan
Apr 12 '18 at 5:19
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What does java:comp/env/ do?
...ode I found out that the simple property useNaming="false" did the trick!! Now Tomcat resolves names java:/liferay instead of java:comp/env/liferay
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SBT stop run without exiting
...lly, start sbt, optionally switch to the subproject you want to run, run.
Now, when you want to stop the process, close its stdin by typing CTRL-D in the sbt shell.
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Java: when to use static methods
...pgToKpl(double mpg)
...which would be static, because one might want to know what 35mpg converts to, even if nobody has ever built a Car. But this method (which sets the efficiency of one particular Car):
void setMileage(double mpg)
...can't be static since it's inconceivable to call the metho...
In-Place Radix Sort
...it while waiting for my own bioinformatics code to run. The version above now is actually tested and works. For 10 million sequences of 5 bases each, it's about 3x faster than an optimized introsort.
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What is PostgreSQL explain telling me exactly?
...but let's look at one clear example. Here's the same query from before but now containing an ORDER BY clause:
EXPLAIN SELECT * FROM post ORDER BY body LIMIT 50;
Limit (cost=23283.24..23283.37 rows=50 width=422)
-> Sort (cost=23283.24..23859.27 rows=230412 width=422)
Sort Key: body
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How to suppress specific MSBuild warning
...nt to suppress compiler errors (e.g. "CS2008"), you can do what OP did: /p:nowarn=2008 (strip the "CS" off the number)
– Michael Haren
Jun 13 '13 at 18:18
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?: operator (the 'Elvis operator') in PHP
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What the heck? I just find this out now, right after upgrading to PHP 7? I could have been using this for years!
– Buttle Butkus
Feb 27 '19 at 5:56
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Git: updating remote branch information
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I think it's also useful to know that, although a little bit more verbose, you can use git push <remote> --delete <branchname> to delete remote branches, too.
– AeroCross
Mar 22 '12 at 19:27
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Length of string in bash
...}
LANG=$oLang LC_ALL=$oLcAll
return $(( bytlen - ${#1} ))
}
Then now:
for string in Généralités Language Théorème Février "Left: ←" "Yin Yang ☯";do
strU8DiffLen "$string"
printf " - %-$((14+$?))s is %2d chars length, but uses %2d bytes\n" \
"'$string'" ${#string...