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How can I create a two dimensional array in JavaScript?
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You simply make each item within the array an array.
var x = new Array(10);
for (var i = 0; i < x.length; i++) {
x[i] = new Array(3);
}
console.log(x);
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impro...
Using C# to check if string contains a string in string array
...oofAbdel Raoof
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Push local Git repo to new remote including all branches and tags
I have a local Git repo that I would like to push to a new remote repo (brand new repo set up on Beanstalk, if that matters).
My local repo has a few branches and tags, and I would like to keep all of my history.
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Adding options to select with javascript
...ar i = settings.min; i <= settings.max; i++) {
this.appendChild(new Option(i, i));
}
};
document.getElementById('selectElementId').populate({
'min': 12,
'max': 40
});
JS Fiddle demo.
References:
node.appendChild().
document.getElementById().
element.innerHTML.
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How to replace a hash key with another key
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hash[:new_key] = hash.delete :old_key
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Trigger 404 in Spring-MVC controller?
...nd()) {
// whatever
}
else {
throw new ResourceNotFoundException();
}
}
}
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What's Alternative to Singleton
...ns Gone?
The last article explains in detail how to move the creation of new objects into a factory, so you can avoid using singletons. Worth reading for sure.
In short we move all of the new operators to a factory.
We group all of the objects of similar lifetime into a single factory.
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Spring MVC: Complex object as GET @RequestParam
...ferencesJSon) {
String ret = null;
ObjectMapper mapper = new ObjectMapper();
try {
UserPreferences userPreferences = mapper.readValue(preferencesJSon, UserPreferences.class);
return someService.call(userPreferences);
} catch (IOException e) {...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...ller class, there will be methods ("Actions") for Index (show list), Show, New and Edit and Destroy (at least in Rails, MVC is similar). By default, these "Get" Actions just bundle up the Model and route to a corresponding view/html file in the "View/{modelname}" directory (note that there are also...
Heap vs Binary Search Tree (BST)
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bottom tree levels have exponentially more elements than top levels, so new elements are almost certain to go at the bottom
heap insertion starts from the bottom, BST must start from the top
In a binary heap, increasing the value at a given index is also O(1) for the same reason. But if you wan...