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How can I do test setup using the testing package in Go
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How are you supposed to pass context from the setup function to the tests without using global variables ? For example if mySetupFunction() creates a temporary directory to perform testing in (with a unique, random name), how do the tests know the name of the di...
How do I verify/check/test/validate my SSH passphrase?
...one via ssh-add.
Once you're done, remember to unload your SSH passphrase from the terminal by running ssh-add -d.
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What is the difference between char * const and const char *?
... @supercat (oh, C-only, sorry for the C++ code link, I got here from a C++ question) It's all about the C declaration syntax, with a ("pure") type part followed by a declarator. In "int const *foo, *volatile bar" the type part is int const (stops before the *) and the declarators are *foo...
Overriding superclass property with different type in Swift
...ow to override a property on a superclass's with another object subclassed from the original property?
14 Answers
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How do I list the functions defined in my shell?
... supply filenames/line#s even when extdebug is enabled, which is not clear from the documentation, nor is it particularly intuitive, IMO.
– Ron Burk
May 16 '17 at 8:35
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NSString with \n or line break
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I found that when I was reading strings in from a .plist file, occurrences of "\n" were parsed as "\\n". The solution for me was to replace occurrences of "\\n" with "\n". For example, given an instance of NSString named myString read in from my .plist file, I had to ...
Concatenate a vector of strings/character
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You can use stri_paste function with collapse parameter from stringi package like this:
stri_paste(letters, collapse='')
## [1] "abcdefghijklmnopqrstuvwxyz"
And some benchmarks:
require(microbenchmark)
test <- stri_rand_lipsum(100)
microbenchmark(stri_paste(test, collapse=...
CSS Box Shadow Bottom Only [duplicate]
...ts of the question. It really spans the full bottom of the element. While, from my experience, the answer maked as correct displays a shadow slightly shorter than the bottom.
– cbdeveloper
Jul 26 '19 at 7:44
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Directory-tree listing in Python
... # Advanced usage:
# editing the 'dirnames' list will stop os.walk() from recursing into there.
if '.git' in dirnames:
# don't go into any .git directories.
dirnames.remove('.git')
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How can I easily fixup a past commit?
... stage fixes, run git fixup ' workflow I asked for:
#!/usr/bin/env python
from subprocess import call
import sys
# Taken from http://stackoverflow.com/questions/377017/test-if-executable-exists-in python
def which(program):
import os
def is_exe(fpath):
return os.path.exists(fpath) ...