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Is the practice of returning a C++ reference variable evil?
...nt() {
int* i = new int;
return *i; // DON'T DO THIS.
}
Because now the client has to eventually do the strange:
int& myInt = getInt(); // note the &, we cannot lose this reference!
delete &myInt; // must delete...totally weird and evil
int oops = getInt();
delete ...
Pandas get topmost n records within each group
...
Yes, I think that's it. Overlooked this somehow. Do you know good way to number records within group?
– Roman Pekar
Nov 19 '13 at 10:48
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What is unit testing and how do you do it? [duplicate]
...un an exhaustive examination of your program's capabilities. So then you know it works and therefore write fewer bugs as well as fixing bugs with greater speed.
– robertpostill
Mar 16 '09 at 23:06
...
Efficient string concatenation in C++
...ly will have much better efficiency simply by using operator += instead.
Now after that disclaimer, I will answer your actual question...
The efficiency of the STL string class depends on the implementation of STL you are using.
You could guarantee efficiency and have greater control yourself by...
Is there a properly tested alternative to Select2 or Chosen? [closed]
... suite of tests using a combination of testem, syn, mocha, and chai. Right now there are the following classes of tests:
InteractionFunctional tests that makes sure the control behaves as if the user is using it (using syn).
SetupEnsures the control can be initialized properly from existing <se...
What is the difference between string primitives and String objects in JavaScript?
...art from being a full fledged object, serves as a wrapper for v8::String.
Now it is only logical, a call to new String('').method() has to unbox this v8::StringObject's v8::String before executing the method, hence it is slower.
In many other languages, primitive values do not have methods.
The...
NuGet auto package restore does not work with MSBuild
...n't dated that I can see and I don't see how it says it is not recommended now? I'm on VS2013 and that button appears to work fine. I did not have the problem referenced, "So, you clicked "Enable Nuget Package Restore" and now your stuff doesn't build. The steps to fix it are painful, but less painf...
Integrating Dropzone.js into existing HTML form with other fields
... a HTML form which users fill in details of an advert they wish to post. I now want to be able to add a dropzone for uploading images of the item for sale.
...
Why is no one using make for Java?
... has a lot of "features" that may have made sense when it was written, but now are more like bugs, e.g., you must use a TAB character, not spaces, in certain places. That sort of thing probably doesn't bother people who are really experienced in make, but it drives the rest of us nuts.
...
Forking from GitHub to Bitbucket
...oth of them use git . Basically I'd like to create a ‘fork’ (I don't know if I'm using the right terms, since I'm new to git ) of CakePHP in my Bitbucket repository, in order to be able to get the updates without the need to download all the CakePHP zip/tar and replace the folder, then commit ...