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How to create a directory and give permission in single command
...group what I just made (yodirectory),
# (owner,group,others--in that order) where I made it (i.e. in mahome)
#
Now, to add just a tiny bit more about those octal permissions. When you make a directory, "your system" take your default directory perms' [which applies for new d...
Makefiles with source files in different directories
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You can add rules to your root Makefile in order to compile the necessary cpp files in other directories. The Makefile example below should be a good start in getting you to where you want to be.
CC=g++
TARGET=cppTest
OTHERDIR=../../someotherpath/in/project/src
SO...
How can I make git ignore future revisions to a file?
...s must be deterministic in that applying them multiple times, in different orders will be the equivalent of just running the last one in the sequence.
The same can be applied with passwords if you need to expose your repository but the contents may contain sensitive information.
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Is there a reason for C#'s reuse of the variable in a foreach?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How is the AND/OR operator represented as in Regular Expressions?
...dynamically to contain other words than part1 and part2, and that you want order not to matter. If so you can use something like this:
((^|, )(part1|part2|part3))+$
Positive matches:
part1
part2, part1
part1, part2, part3
Negative matches:
part1, //with and without trailing spaces.
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Postgres: SQL to list table foreign keys
... pg_catalog.pg_constraint r
WHERE r.conrelid = '16485' AND r.contype = 'f' ORDER BY 1
In this case, 16485 is the oid of the table I'm looking at - you can get that one by just casting your tablename to regclass like:
WHERE r.conrelid = 'mytable'::regclass
Schema-qualify the table name if it's n...
Is there a way to get colored text in Github Flavored Markdown? [duplicate]
...one of the GFM elements, then you can play with a github.css stylesheet in order to colors that way.
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How to randomize (or permute) a dataframe rowwise and columnwise?
...2
a b c
3 0 1 0
4 0 0 0
2 1 0 0
1 1 1 0
By default sample() randomly reorders the elements passed as the first argument. This means that the default size is the size of the passed array. Passing parameter replace=FALSE (the default) to sample(...) ensures that sampling is done without replacem...
Detect If Browser Tab Has Focus
... API without a prefix for a while now. I kept Microsoft specific prefix in order to stay compatible with IE10.
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How to build for armv6 and armv7 architectures with iOS 5
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