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How do I convert an array object to a string in PowerShell?
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Why is it called OFS ? It's a weird name considering it's been called IFS on standard shell for decades and decades.
– Johan Boulé
May 30 '18 at 15:00
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In Matlab, when is it optimal to use bsxfun?
...he size of the corresponding dimension of the other array. This is what is called "singleton expasion". As an aside, the singleton dimensions are the ones that will be dropped if you call squeeze.
It is possible that for very small problems, the repmat approach is faster - but at that array size, b...
Git search for string in a single file's history
So if I have a file called foo.rb and it is giving me an error for a missing method called bar , so I want to search the history of foo.rb for the string bar to see if it was ever defined in the past.
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Perl build, unit testing, code coverage: A complete working example
...BuildWorld' );
# Test hello() routine using a regular expression
my $helloCall = HelloPerlBuildWorld::hello();
like($helloCall, qr/Hello, .*World/, "hello() RE test");
# Test hello_message() routine using a got/expected routine
is($helloCall, "Hello, Perl Build World!", "hello() IS test");
# Do n...
Why are Objective-C delegates usually given the property assign instead of retain?
...d A, A wouldn't be released, as B owns A, thus A's dealloc would never get called, causing both A and B to leak.
You shouldn't worry about A going away because it owns B and thus gets rid of it in dealloc.
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How to filter SQL results in a has-many-through relation
...fe data.)
Slight diversion from the naming schema in the question: student.id is student.stud_id and club.id is club.club_id here.
I named the queries after their author in this thread, with an index where there are two.
I ran all queries a couple of times to populate the cache, then I picked the be...
How to handle command-line arguments in PowerShell
...scope.
In this example, the $server gets a default value if the script is called without it, script stops if you omit the -username parameter and asks for terminal input if -password is omitted.
Update:
You might also want to pass a "flag" (a boolean true/false parameter) to a PowerShell script. F...
How to make unicode string with python3
..., In Python3 a str is unicode, ie. it is "decoded" so it makes no sense to call decode on it
– John La Rooy
Apr 19 '16 at 9:43
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Export database schema into SQL file
...s, choose the last option: Types of data to script you click at the right side and you choose what you want.
This is the option you should choose to export a schema and data
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How do I make a list of data frames?
... to your question, but you want to use = and not <- within the function call. If you use <-, you'll end up creating variables y1 and y2 in whatever environment you're working in:
d1 <- data.frame(y1 <- c(1, 2, 3), y2 <- c(4, 5, 6))
y1
# [1] 1 2 3
y2
# [1] 4 5 6
This won't have the ...