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Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
...pecial properties that allow a class to be indexed in the same way that an array can be. Looking at the definition of the NameValueCollection.Item property, you will notice that it does not use the normal property syntax. The this keyword and the indexer parameters are used to define this property a...
AngularJS best practices for module declaration?
...ice. I found that using angular.module('mod-name'). without the injection array, is what you need for this to work. Declaring a global variable in one file and expecting that to be readily available in another just doesn't work or could have unexpected results.
So in short my application looked s...
Is gettimeofday() guaranteed to be of microsecond resolution?
...standpoint, we use it in my company every day,
and we run on a pretty wide array of boxes, everything from 2-8 cores.
Of course, YMMV, etc, but it seems to be a reliable and low-overhead
(because it doesn't make a context switch into system-space) method
of timing.
Generally how it works is:
decl...
How do I use a custom deleter with a std::unique_ptr member?
...
this option is the only that works with arrays, std::vector and other collections since it can use the zero parameter std::unique_ptr constructor . other answers use solutions that do not have access to this zero parameter constructor because a Deleter instance mus...
How to check if a map contains a key in Go?
...is in the set
'three' is not in the set
See related: How can I create an array that contains unique strings?
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What reason is there to use null instead of undefined in JavaScript?
..., you can just as easily store an explicit undefined value in an object or array as you can with null. The meanings of both are completely and entirely context dependent. IE they mean what you want them to mean.
– B T
Feb 11 '16 at 6:53
...
Examples of GoF Design Patterns in Java's core libraries
...ct/interface type which decorates/overrides the given instance)
java.util.Arrays#asList()
java.util.Collections#list()
java.util.Collections#enumeration()
java.io.InputStreamReader(InputStream) (returns a Reader)
java.io.OutputStreamWriter(OutputStream) (returns a Writer)
javax.xml.bind.annotation....
What is the 'new' keyword in JavaScript?
... res.__proto__ = func.prototype;
}
var ret = func.apply(res, Array.prototype.slice.call(arguments, 1));
if ((typeof ret === "object" || typeof ret === "function") && ret !== null) {
return ret;
}
return res;
}
While
var obj = New(A, 1, 2);
is equivalent...
How to override Backbone.sync?
...ajax` to proxy through to `$`.
Backbone.ajax = function() {
var args = Array.prototype.slice.call(arguments, 0);
// Here, I add the OAuth token (or any other token)
// But before, I check that data exists, if not I add it
if (args[0]['data'] === undefined) {
args[0]['data'] ...
How to query nested objects?
... solution I completely ditched the domains being keys, and created a slice/array instead.
– Rens Tillmann
Jun 11 at 19:16
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