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How can I redirect the output of the “time” command?
...will take the arguments as a command. But parenthesis will group that as a one command. Ex: time ls > file1.txt In arguments, 0 = time 1 = "ls > file1.txt"
– sganesh
Mar 9 '10 at 12:49
...
Regex Match all characters between two strings
...s on your regex engine.
The next thing is if you use .* or .*?. The first one is greedy and will match till the last "sentence" in your string, the second one is lazy and will match till the next "sentence" in your string.
Update
Regexr
This is(?s)(.*)sentence
Where the (?s) turns on the dotal...
How can I access my localhost from my Android device?
...USB doesn't provide network to mobile device.
If both your desktop and phone are connected to the same WiFi (or any other local network), then use your desktop IP address assigned by the router (not localhost and not 127.0.0.1).
To find out the IP address of your desktop:
type into the comman...
How does HTTP file upload work?
...esn't get blocked on every connection. You can have as many connections to one port, as the other sides has ports to bind their own end to.
– Slotos
Nov 12 '14 at 20:58
...
How to check if a string contains a substring in Bash
...l! You can only omit the double quotes in the first argument to [[. See ideone.com/ZSy1gZ
– nyuszika7h
Jun 11 '14 at 17:53
...
How do you test functions and closures for equality?
...abstraction
thunks that adjust the actual signature of a function to the one the
function type expects.
https://devforums.apple.com/message/1035180#1035180
This means that you should not even try to compare closures for equality because optimizations may affect the outcome.
...
How do I activate C++ 11 in CMake?
...re to simply not work (not add any compiler flags). Make sure that you do one of the following things:
Use cmake_minimum_required to require CMake 3.0 or later, or
Set policy CMP0025 to NEW with the following code at the top of your CMakeLists.txt file before the project command:
# Fix behavior ...
How do I create a dynamic key to be added to a JavaScript object variable [duplicate]
...s are objects, but not all objects are arrays. The primary difference (and one that's pretty hard to mimic with straight JavaScript and plain objects) is that array instances maintain the length property so that it reflects one plus the numeric value of the property whose name is numeric and whose v...
All Ruby tests raising: undefined method `authenticate' for nil:NilClass
...
in RSpec
as Jeffrey W. mentioned, in his answer above -> to set this to all controllers:
RSpec.configure do |config|
# ...
config.include Devise::TestHelpers, type: :controller
# ...
end
however, if this is relevant to just one spec, you don...
hexadecimal string to byte array in python
...
If anyone is looking for hex string -> bytes object, it's ` bytes.fromhex("000102030405060708090A0B0C0D0E0F")` which yields b'\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f'. Not posting as an answer since question a...