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const vs constexpr on variables
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Using numpy to build an array of all combinations of two arrays
I'm trying to run over the parameters space of a 6 parameter function to study it's numerical behavior before trying to do anything complex with it so I'm searching for a efficient way to do this.
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Passing additional variables from command line to make
...d here which is included in the GNU Make book by Stallman and McGrath (see http://www.chemie.fu-berlin.de/chemnet/use/info/make/make_7.html). It provides the example:
archive.a: ...
ifneq (,$(findstring t,$(MAKEFLAGS)))
+touch archive.a
+ranlib -t archive.a
else
ranlib archi...
Setting environment variables on OS X
...s!
# grep -E "^setenv" /etc/launchd.conf | xargs -t -L 1 launchctl
#
# See http://www.digitaledgesw.com/node/31
# and http://stackoverflow.com/questions/135688/setting-environment-variables-in-os-x/
#
# Note that you must hardcode the paths below, don't use environment variables.
# You also need to ...
Could not load file or assembly 'System.Web.Http 4.0.0 after update from 2012 to 2013
I did the upgrade according to.
http://www.asp.net/mvc/tutorials/mvc-5/how-to-upgrade-an-aspnet-mvc-4-and-web-api-project-to-aspnet-mvc-5-and-web-api-2
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Eclipse: quick search on filename
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Difference between String replace() and replaceAll()
...that the later uses regex.
A: Just the regex. They both replace all :)
http://docs.oracle.com/javase/6/docs/api/java/lang/String.html
PS:
There's also a replaceFirst() (which takes a regex)
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How to escape text for regular expression in Java
Does Java have a built-in way to escape arbitrary text so that it can be included in a regular expression? For example, if my users enter "$5", I'd like to match that exactly rather than a "5" after the end of input.
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Can table columns with a Foreign Key be NULL?
I have a table which has several ID columns to other tables.
7 Answers
7
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Whitespace Matching Regex - Java
The Java API for regular expressions states that \s will match whitespace. So the regex \\s\\s should match two spaces.
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