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Get Slightly Lighter and Darker Color from UIColor
...ibility, these methods should be implemented as an UIColor category. Also, from @Riley's idea, it may be a better idea to make the color proprtionally darker or lighter instead of adding or subtracting constant values. As @jrturton pointed out, it's not necessary to manipulate the RGB components; it...
Can Selenium interact with an existing browser session?
...th Firefox). I'm going to launch a regular IEDriver and comunicate with it from other proccesses using a middleware. If you have an idea why the class isn't working on IE I would appreciate it. Thank you.
– Angel Romero
Dec 2 '11 at 11:51
...
How to get unique values in an array
... "3", "1"].includes("2"); // true
Pollyfill (browser support, source from mozilla):
// https://tc39.github.io/ecma262/#sec-array.prototype.includes
if (!Array.prototype.includes) {
Object.defineProperty(Array.prototype, 'includes', {
value: function(searchElement, fromIndex) {
//...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
... is easy to write a bit-packing implementation for vectors -- here is one, from the (obsolete) uvector library. Under the hood, Repa uses Vectors, so I think it inherits that libraries representation choices.
Is there a predefined datatype that can help me here by packing multiple pixels into a wor...
Can I restore deleted files (undo a `git clean -fdx`)?
...at tip by @Usman. With Eclipse, I could get my file back with the "Restore from Local History..." option: i.imgur.com/XWNLOk5.gifv
– brandizzi
Jun 10 '16 at 13:28
1
...
String.Replace ignoring case
... than all occurrences of <paramref name="oldValue"/> will be removed from the <paramref name="str"/>.</param>
/// <param name="comparisonType">One of the enumeration values that specifies the rules for the search.</param>
/// <returns>A string that is equivalent t...
What is the difference between functional and non functional requirement? [closed]
...ay be:
Emails should be sent with a latency of no greater than 12 hours from such an activity.
The functional requirement is describing the behavior of the system as it relates to the system's functionality. The non-functional requirement elaborates a performance characteristic of the system.
...
Replace multiple whitespaces with single whitespace in JavaScript string
...
It splits the string by whitespaces, remove them all empty array items from the array (the ones which were more than a single space), and joins all the words again into a string, with a single whitespace in between them.
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How do I know if a generator is empty from the start?
...w the programmer to ask whether there is another value without removing it from the "queue" if there is. There is such thing as single peek-ahead without requiring "backward traversal". That's not to say an iterator design must supply such a feature, but it sure is useful. Maybe you're objecting on ...
Difference between DateTime and Time in Ruby
...12 00:00:00 +0000
So it's reassuring that DateTime can handle blog posts from Aristotle.
When choosing one, the differences are somewhat subjective now. Historically DateTime has provided better options for manipulating it in a calendar fashion, but many of these methods have been ported over to ...