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How to get RGB values from UIColor?
...rView.backgroundColor;//line 2
CGColorRef colorRef = [color CGColor];
int _countComponents = CGColorGetNumberOfComponents(colorRef);
if (_countComponents == 4) {
const CGFloat *_components = CGColorGetComponents(colorRef);
CGFloat red = _components[0];
CGFloat green = _components[1...
Spring get current ApplicationContext
...But I avoid creating new ApplicationContextProvider() everytime I need to call the getBean() from the context. What I did was to have static ApplicationContextProvider.getApplicationContext() method. Then, when it is time to need the current app context, I invoke: ApplicationContextProvider appConte...
HashSet vs. List performance
...ery very small to get an advantage from List<T>. For a list of short strings, the advantage went away after size 5, for objects after size 20.
1 item LIST strs time: 617ms
1 item HASHSET strs time: 1332ms
2 item LIST strs time: 781ms
2 item HASHSET strs time: 1354ms
3 item LIST strs time: 9...
How can I obfuscate (protect) JavaScript? [closed]
...be run locally via node package manager: npm install -g uglify-js
Private String Data:
Keeping string values private is a different concern, and obfuscation won't really be of much benefit. Of course, by packaging up your source into a garbled, minified mess, you have a light version of security ...
Are parameters in strings.xml possible? [duplicate]
In my Android app I'am going to implement my strings with internationalization. I have a problem with the grammar and the way sentences build in different languages.
...
Best way to compare two complex objects
...n : IEquatable<Person>
{
public int Age { get; set; }
public string FirstName { get; set; }
public Address Address { get; set; }
public override bool Equals(object obj)
{
return this.Equals(obj as Person);
}
public bool Equals(Person other)
{
i...
Python: finding an element in a list [duplicate]
...x in mylist if x.attr == "foo"][0]
Of course this assumes the existence (and, actually, uniqueness) of a suitable element in the list.
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Connect to a locally built Jekyll Server using mobile devices in the LAN
...e Jekyll on the command line.
That will make Jekyll's HTTP server bind to all available IPs, rather than just to localhost.
You can also add this to your _config.yml with host: 0.0.0.0. GitHub will simply ignore this when you push, so it's safe to use if you don't mind having your work openly acce...
Stateless and Stateful Enterprise Java Beans
...s. If stateless session beans do not retain their state in between method calls, why is my program acting the way it is?
7 ...
Read file line by line using ifstream in C++
...gt; a >> b)
{
// process pair (a,b)
}
Line-based parsing, using string streams:
#include <sstream>
#include <string>
std::string line;
while (std::getline(infile, line))
{
std::istringstream iss(line);
int a, b;
if (!(iss >> a >> b)) { break; } // err...