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strdup() - what does it do in C?
...liant, ISO C doesn't actually mandate the existence of ENOMEM so I haven't included that here(b).
Otherwise the allocation worked so we copy the old string to the new string(c) and return the new address (which the caller is responsible for freeing at some point).
Keep in mind that's the conceptua...
How do I check if an array includes a value in JavaScript?
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Modern browsers have Array#includes, which does exactly that and is widely supported by everyone except IE:
console.log(['joe', 'jane', 'mary'].includes('jane')); //true
You can also use Array#indexOf, which is less direct, but doesn't requir...
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]
...you want to support both iOS 5 autorotation and ios 6 autorotation, do you include the new methods in addition to the old autorotation methods in the same file?
– johnbakers
Sep 13 '12 at 7:59
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How to increment a pointer address and pointer's value?
...tion of the various "just print it" suggestions. I found it instructive.
#include "stdio.h"
int main() {
static int x = 5;
static int *p = &x;
printf("(int) p => %d\n",(int) p);
printf("(int) p++ => %d\n",(int) p++);
x = 5; p = &x;
printf("(int) ++p => %d...
XML parsing of a variable string in JavaScript
...@SanderVersluys: since the author is not accepting another answer, I would include a note in your answer linking to @TimDown's correct answer. That way people don't have to read all these comments to figure out the correct answer.
– Senseful
Jan 24 '12 at 4:44
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How is attr_accessible used in Rails 4?
...nd you can also use protected_attributes gem that way
class NestedForm
include ActiveModel::MassAssignmentSecurity
attr_accessible :name,
:telephone, as: :create_params
def create_objects(params)
SomeModel.new(sanitized_params(params, :create_params))
end
end
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How can I stage and commit all files, including newly added files, using a single command?
How can I stage and commit all files, including newly added files, using a single command?
12 Answers
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Is gettimeofday() guaranteed to be of microsecond resolution?
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clock_gettime was included in POSIX in 2001. as far as I know currently clock_gettime() implemented in Linux 2.6 and qnx. but linux 2.4 is currently used in many production systems.
– vitaly.v.ch
Jun 25 '...
Change One Cell's Data in mysql
... is welcome, and may provide some help, it would be greatly improved if it included an explanation of how it addresses the question. Without that, your answer has much less educational value - remember that you are answering the question for readers in the future, not just the person asking now! P...
Integer to hex string in C++
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You also require #include <sstream>
– David Gausmann
Feb 21 '18 at 15:57
2
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