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What is the purpose of Node.js module.exports and how do you use it?
...that return a single object, and you can add properties (strings, numbers, arrays, functions, anything) to the object that's returned by setting them on exports.
Sometimes you'll want the object returned from a require() call to be a function you can call, rather than just an object with properties...
javascript toISOString() ignores timezone offset [duplicate]
... {
var padDigits = function padDigits(number, digits) {
return Array(Math.max(digits - String(number).length + 1, 0)).join(0) + number;
}
var offsetMinutes = this.getTimezoneOffset();
var offsetHours = offsetMinutes / 60;
var offset= "Z";
if (offsetHours < 0)
...
Python: json.loads returns items prefixing with 'u'
... Python
==================================
object dict
array list
string unicode
number (int) int, long
number (real) float
true True
false False
null None
"encoding ...
No == operator found while comparing structs in C++
...ed-to-data (and if the latter, how to know how whether the pointers are to arrays and of how many objects/bytes needing comparison)
whether order matters when comparing unsorted containers (e.g. vector, list), and if so whether it's ok to sort them in-place before comparing vs. using extra memory to...
Simplest way to check if key exists in object using CoffeeScript
...bj. (CoffeeScript uses of when referring to keys, and in when referring to array values: val in arr will test whether val is in arr.)
thejh's answer is correct if you want to ignore the object's prototype. Jimmy's answer is correct if you want to ignore keys with a null or undefined value.
...
What is [Serializable] and when should I use it?
...converting an object or a set of objects graph into a stream, it is a byte array in the case of binary serialization
Uses of Serialization
To save the state of an object into a file, database etc. and use it latter.
To send an object from one process to another (App Domain) on the same machine an...
Real-world examples of recursion [closed]
...
A state array and a low can speed this up.
– BCS
Sep 19 '08 at 21:49
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What's the best way to iterate over two or more containers simultaneously
... you probably want something more like this, which will work correctly for arrays and user-defined types that don't have member begin()/end() but do have begin/end functions in their namespace. Also, this will allow the user to specifically get const access through the zip_c... functions.
And if yo...
Pass Method as Parameter using C#
...ethod(Delegate yourMethod)
{
yourMethod.DynamicInvoke(new object[] { /*Array of arguments to pass*/ });
}
static void Main()
{
CallAnyMethod(MyMethod);
}
Three different ways, the same concept behind:
Way 1
Use the Delegate special class directly as the example above. The problem of t...
Difference between String#equals and String#contentEquals methods
...nt to a new String object. Instead, it compares with the underlying char[] array, which is great.
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