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How to rename with prefix/suffix?
How do I do mv original.filename new.original.filename without retyping the original filename?
9 Answers
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Detecting an “invalid date” Date instance in JavaScript
...String.call(d) === "[object Date]") {
// it is a date
if (isNaN(d.getTime())) { // d.valueOf() could also work
// date is not valid
} else {
// date is valid
}
} else {
// not a date
}
Update [2018-05-31]: If you are not concerned with Date objects from other JS contexts (extern...
How do I implement onchange of with jQuery?
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You can use .change()
$('input[name=myInput]').change(function() { ... });
However, this event will only fire when the selector has lost focus, so you will need to click somewhere else to have this work.
If that's not quite right for you, you could use so...
How do I update/upsert a document in Mongoose?
Perhaps it's the time, perhaps it's me drowning in sparse documentation and not being able to wrap my head around the concept of updating in Mongoose :)
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How to change folder with git bash?
My default git folder is C:\Users\username\.git .
13 Answers
13
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Set up Heroku and GoDaddy? [closed]
I am trying to get a domain name I bought through GoDaddy to work with my Heroku hosted site.
4 Answers
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What is an EJB, and what does it do?
Been trying to learn what EJB beans are, what does it mean their instances are managed in a pool, blah blah. Really can't get a good grip of them.
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When to choose checked and unchecked exceptions
...sed. The Java core API fails to follow these rules for SQLException (and sometimes for IOException) which is why they are so terrible.
Checked Exceptions should be used for predictable, but unpreventable errors that are reasonable to recover from.
Unchecked Exceptions should be used for everything...
What Makes a Good Unit Test? [closed]
... you are writing lots of automated tests and that you also have run into some common pitfalls when unit testing.
18 Answer...
How to drop a database with Mongoose?
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There is no method for dropping a collection from mongoose, the best you can do is remove the content of one :
Model.remove({}, function(err) {
console.log('collection removed')
});
But there is a way to access the mongodb native...