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What is the HTML tabindex attribute?
...…, "The tabindex attribute, if specified, must have a value that is a valid integer".
– Mark Amery
Mar 26 '17 at 20:46
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What is the difference between class and instance methods?
...
Like most of the other answers have said, instance methods use an instance of a class, whereas a class method can be used with just the class name. In Objective-C they are defined thusly:
@interface MyClass : NSObject
+ (void)aClassMethod;
- (void)anInstanceMe...
What does the thread_local mean in C++11?
...associated with the current thread is used. e.g.
thread_local int i=0;
void f(int newval){
i=newval;
}
void g(){
std::cout<<i;
}
void threadfunc(int id){
f(id);
++i;
g();
}
int main(){
i=9;
std::thread t1(threadfunc,1);
std::thread t2(threadfunc,2);
std...
git visual diff between branches
This answer is great for seeing a visual diff between two files that are checked into git:
How do I view 'git diff' output with a visual diff program?
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How do you determine what technology a website is built on? [closed]
... was interested I'd probably look, in no particular order, at:
urls, and file extensions.
HTTP response headers
Source code for comments, or standard JS libraries
Incidentally, the tools mentioned in other answers are only looking at some of the above properties of the site for you, albeit autom...
How to convert a set to a list in python?
...gt; set=set()
>>> set([1,2])
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: 'set' object is not callable
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How can I upload fresh code at github?
...ct into GitHub Desktop is to drag the
folder which contains your project files onto the main application
screen.
If you are dragging in an existing Git repository, you can skip ahead
and push your code to GitHub.com.
If the folder isn’t a Git repository yet, GitHub Desktop will pro...
Jackson overcoming underscores in favor of camel-case
... one qq: when i use snake_case naming strategy will the json files with underscores be deserialized to camel case?
– Ram Patra
Aug 5 '16 at 23:28
2
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How to get orientation-dependent height and width of the screen?
I'm trying to programmatically determine the current height and width of my application. I use this:
11 Answers
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Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
Consider this code:
4 Answers
4
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