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Hidden features of Perl?
... # make sure to get whole filename
(
[^'] + # at least one non-quote
\. # extension dot
(?: # now either suffix
gz
| Z
)
)
\z # through the end
}{gzcat '$1' |}xs for @ARGV;
(quotes around $_ necessary ...
Should you commit .gitignore into the Git repos?
...
It is a good practice to .gitignore at least your build products (programs, *.o, etc.).
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What part of Hindley-Milner do you not understand?
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if somebody could at least tell me where to start looking to comprehend what this sea of symbols means
See "Practical Foundations of Programming Languages.", chapters 2 and 3, on the style of logic through judgements and derivations. The entire ...
unsigned int vs. size_t
...formance toll on some platforms. Standard C requires that a long occupy at least 32 bits. An IP16L32 platform implements each 32-bit long as a pair of 16-bit words. Almost all 32-bit operators on these platforms require two instructions, if not more, because they work with the 32 bits in two 16-bit ...
CruiseControl [.Net] vs TeamCity for continuous integration?
...an't stand a CI server up quickly to do a side-by-side comparison, then at least you have a data point for easy of install and/or configuration.
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Process all arguments except the first one (in a bash script)
...st looks fairly old, the easiest solution in bash is illustrated below (at least bash 4) using set -- "${@:#}" where # is the starting number of the array element we want to preserve forward:
#!/bin/bash
someVar="${1}"
someOtherVar="${2}"
set -- "${@:3}"
input=${@}
[[ "${i...
Is storing a delimited list in a database column really that bad?
...ues can be split[] e.g. to check checkboxes in a list from driver table in least common scenario without having to go to another table to get them.
– jmcclure
Sep 23 '15 at 1:09
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Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
...ng filtered. This problem might just be a Netbeans bug (in version 8.1 at least).
– user3640967
Jan 5 '16 at 10:11
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Can you get DB username, pw, database name in Rails?
...I think this is the simplest solution. After some testing (in Rails 5.2 at least) this will resolve DATABASE_URL correctly.
ActiveRecord::Base.configurations[Rails.env]
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What is the 'new' keyword in JavaScript?
...his in a function is the object that called the function. In Javascript at least.
Now, call it like this with new:
var bar = new Foo();
What happens when you add new to a function call is that a new object is created (just var bar = new Object()) and that the this within the function points to ...