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Changing UIImage color
...ngModeAlwaysTemplate];
[theImageView setTintColor:[UIColor redColor]];
Swift 2.0:
theImageView.image = theImageView.image?.imageWithRenderingMode(.AlwaysTemplate)
theImageView.tintColor = UIColor.magentaColor()
Swift 4.0:
theImageView.image = theImageView.image?.withRenderingMode(.alwaysTempl...
Sending POST data in Android
...ant to pass with the POST request to as name-value pairs
//Now we put those sending details to an ArrayList with type safe of NameValuePair
List<NameValuePair> nameValuePairList = new ArrayList<NameValuePair>();
nameValuePairList.add(userna...
Picking a random element from a set
...ize = myHashSet.size();
int item = new Random().nextInt(size); // In real life, the Random object should be rather more shared than this
int i = 0;
for(Object obj : myhashSet)
{
if (i == item)
return obj;
i++;
}
...
delegate keyword vs. lambda notation
Once it is compiled, is there a difference between:
6 Answers
6
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NPM cannot install dependencies - Attempt to unlock something which hasn't been locked
...-R $USER ~/.npm
sudo chown -R $USER /usr/local/lib/node_modules
...and...if you're on a mac (like I am), and still see errors after running these commands, then run this last one and you should be good. (Recommend you try testing before you do this one. I don't like changing the permissions on the...
Is there a limit to the length of a GET request? [duplicate]
...resource they
serve, and SHOULD be able to handle URIs of unbounded length if they
provide GET-based forms that could generate such URIs. A server
SHOULD return 414 (Request-URI Too Long) status if a URI is longer
than the server can handle (see section 10.4.15).
Note: Servers should be cautious ab...
CodeIgniter removing index.php from url
...— this file
index.php
Step:-3 Write below code in .htaccess file
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php/$1 [L]
</IfModule>
Step:-4 In some case the default setting for uri_prot...
Ruby convert Object to Hash
Let's say I have a Gift object with @name = "book" & @price = 15.95 . What's the best way to convert that to the Hash {name: "book", price: 15.95} in Ruby, not Rails (although feel free to give the Rails answer too)?
...
In Perl, how can I read an entire file into a string?
...ted to filehandles in perldoc perlvar and perldoc -f local.
Incidentally, if you can put your script on the server, you can have all the modules you want. See How do I keep my own module/library directory?.
In addition, Path::Class::File allows you to slurp and spew.
Path::Tiny gives even more co...
How to read from standard input in the console?
...canln, because it parses a string already in memory instead of from stdin. If you want to do something like what you were trying to do, replace it with fmt.Scanf("%s", &ln)
If this still doesn't work, your culprit might be some weird system settings or a buggy IDE.
...