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Compiling simple Hello World program on OS X via command line
...e ld: can't link with a main executable file './a.out' for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation)
– Eddified
Jan 31 '14 at 6:32
...
Sorting an array of objects in Ruby by object attribute?
...
I recommend using sort_by instead:
objects.sort_by {|obj| obj.attribute}
Especially if attribute may be calculated.
Or a more concise approach:
objects.sort_by(&:attribute)
...
How can you automatically remove trailing whitespace in vim
...better your function by also saving the last search and restoring it. let _s=@/ let @/=_s
– xApple
Jun 21 '11 at 14:58
3
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How to construct a std::string from a std::vector?
...in VS2013 which asserts at runtime about invalid iterators, unless you set _ITERATOR_DEBUG_LEVEL=1 (in which case it seems to work fine).
– Cameron
Sep 23 '14 at 22:39
add a c...
Generating v5 UUID. What is name and namespace?
...ce of having a single collision.
See http://en.wikipedia.org/wiki/Birthday_problem#Probability_table for the probability table.
See http://www.ietf.org/rfc/rfc4122.txt for more details on UUID encodings.
share
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How to remove all the occurrences of a char in c++ string
...on for you, like:
#include <boost/algorithm/string.hpp>
boost::erase_all(str, "a");
All of this is well-documented on reference websites. But if you didn't know of these functions, you could easily do this kind of things by hand:
std::string output;
output.reserve(str.size()); // optional,...
Bundler: Command not found
...t found: bundle
λ ruby -v
ruby 1.9.3p484 (2013-11-22 revision 43786) [x86_64-linux]
### Notice the system Ruby version isn't included in chruby
λ chruby
ruby-1.9.3-p551
ruby-2.1.2
ruby-2.2.1
### Select a version via your version manager
λ chruby 1.9.3
### Ensure your version manager p...
See :hover state in Chrome Developer Tools
...t not if you make changes onhover using JS.
– matthew_360
Feb 6 '15 at 16:31
Here's a quick video I threw together dem...
JavaScript: client-side vs. server-side validation
...There are some validations that can't even be properly done in server-side application code, and are utterly impossible in client-side code, because they depend on the current state of the database. For example, "nobody else has registered that username", or "the blog post you're commenting on still...
When to use static classes in C# [duplicate]
...h. Become like water my friend.” - Bruce Lee
– Chef_Code
Sep 19 '16 at 20:21
4
@Chef_Code I'm s...