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Bash set +x without it being printed
Does anyone know if we can say set +x in bash without it being printed:
5 Answers
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How can I print the contents of a hash in Perl?
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Other times I will use Data::Dump. You don't need to set as many variables to get it to output it in a nice format than you do for Data::Dumper.
use Data::Dump = 'dump';
print dump(\%variable), "\n";
{ abc => 123, def => [4, 5, 6] }
More recently I have been usi...
How to recursively list all the files in a directory in C#?
How to recursively list all the files in a directory and child directories in C#?
22 Answers
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C programming in Visual Studio
... Just to make sure, check that the /TP compilation flag is not set. If the flag is set, it will build .c programs as C++.
– cup
Dec 29 '13 at 9:21
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shared_ptr to an array : should it be used?
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Yes it is. Or a vector is a superset of an array - it has the same in-memory representation (plus metadata) but is resizable. There aren't really any situations where you want an array but can't use a vector.
– Timmmm
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Data structure: insert, remove, contains, get random element, all at O(1)
...y.
insert(value): append the value to array and let i be its index in A. Set H[value]=i.
remove(value): We are going to replace the cell that contains value in A with the last element in A. let d be the last element in the array A at index m. let i be H[value], the index in the array of the value ...
Programmatically creating Markdown tables in R with KnitR
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UPDATED: if you get raw markdown in a document try setup results = "asis" chunk option.
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Find nearest value in numpy array
...it is so slow anyways. Plain np.searchsorted takes about 2 µs for my test set, the whole function about 10 µs. Using np.abs it's getting even worse. No clue what python is doing there.
– Michael
Feb 17 '15 at 18:07
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how do you filter pandas dataframes by multiple columns
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Makefile variable as prerequisite
In a Makefile, a deploy recipe needs a environment variable ENV to be set to properly execute itself, whereas others don't care, e.g.:
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