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strdup() - what does it do in C?
...art of the ISO C standard itself(a) (it's a POSIX thing), it's effectively doing the same as the following code:
char *strdup(const char *src) {
char *dst = malloc(strlen (src) + 1); // Space for length plus nul
if (dst == NULL) return NULL; // No memory
strcpy(dst, src); ...
Recursively look for files with a specific extension
...es and directory names).
Your script is probably failing for entries that don't have a . in their name, making $extension empty.
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How do I escape ampersands in batch files?
How do I escape ampersands in a batch file (or from the
Windows command line) in order to use the start command to
open web pages with ampersands in the URL?
...
How to make my custom type to work with “range-based for loops”?
... on compilers that implement the defect report changes, and compilers that do not.
The objects returned do not have to actually be iterators. The for(:) loop, unlike most parts of the C++ standard, is specified to expand to something equivalent to:
for( range_declaration : range_expression )
becom...
How do I do an initial push to a remote repository with Git?
...t with its 66 default files. Thank you very much!
– Donald Hughes
Feb 25 '10 at 20:50
Kudos for listing the commands....
HTTP GET request in JavaScript?
I need to do an HTTP GET request in JavaScript. What's the best way to do that?
27 Answers
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How do you Force Garbage Collection from the Shell?
...ith jmap on a remote box and I want to force garbage collection on it. How do you do this without popping into jvisualvm or jconsole and friends?
...
How do I remove the old history from a git repository?
...7:48 2013 +0200
Some message
If all looks as intended, you can just do a simple git filter-branch -- --all to make it permanent.
BEWARE: after doing the filter-branch step, all commit ids will have changed, so anybody using the old repo must never merge with anyone using the new repo.
...
How to do exponentiation in clojure?
How can I do exponentiation in clojure?
For now I'm only needing integer exponentiation, but the question goes for fractions too.
...
How to pass arguments into a Rake task with environment in Rails? [duplicate]
...nvironment and variables"
task :hello, :message, :needs => :environment do |t, args|
args.with_defaults(:message => "Thanks for logging on")
puts "Hello #{User.first.name}. #{args.message}"
end
Updated per @Peiniau's comment below
As for Rails > 3.1
task :t, arg, :needs => [dep...