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Does it make sense to use “as” instead of a cast even if there is no null check? [closed]
...ould use a normal cast when you are sure of the type. Besides generating a more sensible exception, it also fails fast. If you're wrong about your assumption about the type, your program will fail immediately and you'll be able to see the cause of failure immediately rather than waiting for a NullRe...
Simple (non-secure) hash function for JavaScript? [duplicate]
... string, e.g. "some string".hashCode(), and receive a numerical hash code (more specifically, a Java equivalent) such as 1395333309.
String.prototype.hashCode = function() {
var hash = 0;
if (this.length == 0) {
return hash;
}
for (var i = 0; i < this.length; i++) {
...
How do I get a consistent byte representation of strings in C# without manually specifying an encodi
...ng wrong with this approach! Worrying about encodings just makes your life more complicated for no real reason.
Additional benefit to this approach:
It doesn't matter if the string contains invalid characters, because you can still get the data and reconstruct the original string anyway!
It will be ...
Add UIPickerView & a Button in Action sheet - How?
...
A much more elegant solution IMHO is to set your textfield's input view to UIPickerView and its accessory to UIToolbar. You can check out the QuickDialog project for an example.
– Steve Moser
J...
Prototypical inheritance - writing up [duplicate]
...ob => Employee.prototype => Person.prototype => Object.prototype (more on inheritance later).
Even though bob, ben and all other created Person instances share walk the function will behave differently per instance because in the walk function it uses this. The value of this will be the in...
What is the purpose of base 64 encoding and why it used in HTTP Basic Authentication?
... data using only a limited, common-subset of the available characters, far more efficiently than just writing a string of 1s and 0s as ASCII for example.
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Class does not implement its superclass's required members
...ituation in which a simple initializer from a superclass is inherited by a more specialized subclass and is used to create a new instance of the subclass that is not fully or correctly initialized.
Emphasis mine.
So, straight from the Apple docs right there, we see that Swift subclasses will not al...
How do I tokenize a string in C++?
... std::string::npos, and extract the contents using std::string::substr.
A more fluid (and idiomatic, but basic) version for splitting on whitespace would use a std::istringstream:
auto iss = std::istringstream{"The quick brown fox"};
auto str = std::string{};
while (iss >> str) {
proces...
How to include route handlers in multiple files in Express?
...s a few common routes. Then in a wf.js file I would like to define a few more routes.
13 Answers
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What is declarative programming? [closed]
...nt from imperative programming (languages like C, C++, C#) then it will be more easier for readers to make out the difference.
– RBT
Dec 7 '16 at 23:44
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