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How to use the “number_to_currency” helper method in the model rather than view?
...on’t see creating the data for a report and generating the (html|pdf|csv|etc.) view of that data as a single responsibility any more than I do for, e.g., a person and an HTML person show page.
– Andrew Marshall
Jun 12 '15 at 13:36
...
Generating a random & unique 8 character string using MySQL
... => c81e728d
MD5(3) = eccbc87e4b5ce2fe28308fd9f2a7baf3 => eccbc87e
etc.
caveat: I have no idea how many you could allocate before a collision (but it would be a known and constant value).
edit: This is now an old answer, but I saw it again with time on my hands, so, from observation...
Ch...
What is “String args[]”? parameter in main method Java
... "every";
System.out.println("Output: " + args[0] + args[1]);
// etc... the usage of 'args' here and in the main method is identical
}
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What are the differences between BDD frameworks for Java? [closed]
... of adoption.)
tool support, e.g. is there an Eclipse plugin, Ant support, etc
size of the dependencies, I don't like frameworks that come with everything of their own. e.g. I want to chose my mocking framework myself.
kind of license, this is important for me because of legal terms in the company I...
Use of .apply() with 'new' operator. Is this possible?
...at behave differently when called as functions, like String, Number, Date, etc.) with an array of arguments:
function construct(constructor, args) {
function F() {
return constructor.apply(this, args);
}
F.prototype = constructor.prototype;
return new F();
}
An object crea...
When is CRC more appropriate to use than MD5/SHA1?
...ght occur, for example, from network interference, line noise, distortion, etc.
CRC is computationally much less complex than MD5 or SHA1. Using a hash function like MD5 is probably overkill for random error detection. However, using CRC for any kind of security check would be much less secure than...
Data binding to SelectedItem in a WPF Treeview
...backing store for SelectedItem. This enables animation, styling, binding, etc...
public static readonly DependencyProperty SelectedItemProperty =
DependencyProperty.RegisterAttached("SelectedItem", typeof(object), typeof(TreeViewHelper), new UIPropertyMetadata(null, SelectedItemChanged)...
How to find all combinations of coins when given some dollar value
...,2 .. max), and then iterate through all dimes based on the quarters used, etc..
– Peter Lee
Jul 29 '13 at 2:56
4
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Difference between >>> and >>
...s a number. For example: Telephone numbers, post codes (in many countries) etc. are strings of decimal digits, but it doesn't make sense to add, subtract or multiply them, so they're not really numbers. They happen to be strings of decimal digits, but should be treated as strings of characters. (Pos...
How to detect IE11?
...e that IE 8 and lower remain the primary problem apps. Testing for window.getComputedStyle will give you a fairly good mix of modern browsers, as well (IE 9, FF 4, Chrome 11, Safari 5, Opera 11.5). IE 9 greatly improves on standards support, but native CSS animation requires IE 10.
var isModernBrows...