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How can I format patch with what I stash away
...t, I stash away my changes. Is it possible that I can create a patch with what I stash away? And then apply that patch in some other repository (my co-worker's)?
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Why do we need virtual functions in C++?
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Here is how I understood not just what virtual functions are, but why they're required:
Let's say you have these two classes:
class Animal
{
public:
void eat() { std::cout << "I'm eating generic food."; }
};
class Cat : public Animal
{
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How to delete a certain row from mysql table with same column values?
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Yes, OP say (s)he wants to delete 1 row. That is what my query does.
– juergen d
Aug 22 '13 at 10:49
2
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Get an OutputStream into a String
What's the best way to pipe the output from an java.io.OutputStream to a String in Java?
5 Answers
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Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
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What's the point of providing an API if it does not let you do a basic task such as listing the friends?
– 6infinity8
Jun 6 '18 at 12:42
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Rethrowing exceptions in Java without losing the stack trace
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catch (WhateverException e) {
throw e;
}
will simply rethrow the exception you've caught (obviously the surrounding method has to permit this via its signature etc.). The exception will maintain the original stack trace.
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In php, is 0 treated as empty?
...e you might as well use !empty($var), but note that that's not the same as what you wrote in the question. What to use depends entirely on what values you want to regard as true. Just compare the differences between isset and empty and choose the right combination for the right situation.
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When should you use constexpr capability in C++11?
...asically provides a good aid to maintainability as it becomes more obvious what you are doing. Take max( a, b ) for example:
template< typename Type > constexpr Type max( Type a, Type b ) { return a < b ? b : a; }
Its a pretty simple choice there but it does mean that if you call max with...
What are “decorators” and how are they used?
I'm curious what exactly decorators are in AngularJS. There isn't much information online for decorators save for a blurb in the AngularJS documentation and a brief (albeit interesting) mention in a youtube video .
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How do you print in a Go test using the “testing” package?
...testing.T and testing.B both have a .Log and .Logf method that sound to be what you are looking for. .Log and .Logf are similar to fmt.Print and fmt.Printf respectively.
See more details here: http://golang.org/pkg/testing/#pkg-index
fmt.X print statements do work inside tests, but you will find t...