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How to check if UILabel is truncated?
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You can calculate the width of the string and see if the width is greater than label.bounds.size.width
NSString UIKit Additions has several methods for computing the size of the string with a specific font. However, if you have a minimumFontSize for your lab...
javascript toISOString() ignores timezone offset [duplicate]
I am trying to convert Twitter datetime to a local iso-string (for prettyDate) now for 2 days. I'm just not getting the local time right..
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PSQLException: current transaction is aborted, commands ignored until end of transaction block
... //The above line throws an exception because we try to cram
//A string into an Int. I Expect this, what happens is we gobble
//the Exception and ignore it like nothing is wrong.
//But remember, we are in a TRANSACTION! so keep reading.
System.out.println("state...
How can I count the occurrences of a list item?
... I have found that when using this a lot (talking about millions of strings) that it is very slow because of its calls to isinstance. So if you are certain about the data that you're working with, it might be better to write a custom function without type and instance checking.
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Copy the entire contents of a directory in C#
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Much easier
//Now Create all of the directories
foreach (string dirPath in Directory.GetDirectories(SourcePath, "*",
SearchOption.AllDirectories))
Directory.CreateDirectory(dirPath.Replace(SourcePath, DestinationPath));
//Copy all the files & Replaces any files with t...
Sass calculate percent minus px
... values are in variables, you may need to use interpolation turn them into strings (otherwise Sass just tries to perform arithmetic):
$a: 25%;
$b: 5px;
.foo {
width: calc(#{$a} - #{$b});
}
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What's a “static method” in C#?
...her point of view:
Consider that you want to make some changes on a single String.
for example you want to make the letters Uppercase and so on.
you make another class named "Tools" for these actions.
there is no meaning of making instance of "Tools" class because there is not any kind of entity ava...
Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
... deserialising and serialising security tokens.
The class has a ReadToken(String) method that will take your base64 encoded JWT string and returns a SecurityToken which represents the JWT.
The SecurityTokenHandler also has a ValidateToken(SecurityToken) method which takes your SecurityToken and cr...
What are enums and why are they useful?
...xecute now", "defer execution").
If you use enums instead of integers (or String codes), you increase compile-time checking and avoid errors from passing in invalid constants, and you document which values are legal to use.
BTW, overuse of enums might mean that your methods do too much (it's often...
Scala: write string to file in one statement
... @Kakaji, could you please elaborate? I've just tested it with strings with newlines, and it works perfectly. It just cannot filter anything - Files.write() writes the byte array as a blob, without analyzing its contents. After all, in some binary data 0x0d byte may have important meanin...