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How can I listen to the form submit event in javascript?
...r elems here
isValid = false;
if (!isValid) {
alert("Please check your fields!");
return false;
}
else {
//you are good to go
return true;
}
}
}
And your form may still look something like:
<form i...
Direct casting vs 'as' operator?
...s like yesterday when we were being all "edgy" trying to convince senior devs to make the switch to C#.
– Griswald_911
Aug 13 '18 at 20:08
1
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C++11 std::threads vs posix threads
..., 'https%3a%2f%2fstackoverflow.com%2fquestions%2f13134186%2fc11-stdthreads-vs-posix-threads%23new-answer', 'question_page');
}
);
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Creating threads - Task.Factory.StartNew vs new Thread()
...verflow.com%2fquestions%2f7889746%2fcreating-threads-task-factory-startnew-vs-new-thread%23new-answer', 'question_page');
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How to use protractor to check if an element is visible?
...ider the case where there is no such element! $('.text-input-input') would alert the user elegantly; this might fail because filteredElement.length === 0?
– The Red Pea
Jan 4 '18 at 2:58
...
map vs. hash_map in C++
...I read this here
https://bytes.com/topic/c/answers/570079-perfomance-clear-vs-swap
saying that clear() is order of O(N). That to me, is very strange, but, that's the way it is.
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Difference between Build Solution, Rebuild Solution, and Clean Solution in Visual Studio?
...y - sometimes deleting fairly thoroughly and sometimes not - but I'll give VS the benefit of the doubt for the moment :)
(The links are to the devenv.exe command line switches, but they do the same as the menu items.)
shar...
Optimistic vs. Pessimistic locking
... You should mention that the choice depend also on the ratio read vs. write: if your application is mainly a read-only application by a lot of users, and sometimes you write data, than go for optimistic locking. StackOverflow, for example, have a lot of people reading pages, and sometimes ...
@Resource vs @Autowired
Which annotation, @Resource ( jsr250 ) or @Autowired (Spring-specific) should I use in DI?
11 Answers
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Why is string concatenation faster than array join?
...Optimization 101: You should aim for the least slow! for example, arr.join vs str+, on chrome you get (in operations per second) 25k/s vs 52k/s. on firefox new you get 76k/s vs 212k/s. so str+ is FASTER. but lets look other browsers. Opera gives 43k/s vs 26k/s. IE gives 1300/s vs 1002/s. see what ha...