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Hidden features of Ruby
...
Another tiny feature - convert a Fixnum into any base up to 36:
>> 1234567890.to_s(2)
=> "1001001100101100000001011010010"
>> 1234567890.to_s(8)
=> "11145401322"
>> 1234567890.to_s(16)
=> "499602d2"
>> 123456789...
Difference between method and function in Scala
...imilarity between a method and a function is that the former can be easily converted into the latter:
val f = m _
Scala will expand that, assuming m type is (List[Int])AnyRef into (Scala 2.7):
val f = new AnyRef with Function1[List[Int], AnyRef] {
def apply(x$1: List[Int]) = this.m(x$1)
}
On...
What is the difference between JavaConverters and JavaConversions in Scala?
...collection , there are two very similar objects JavaConversions and JavaConverters .
4 Answers
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How to have an auto incrementing version number (Visual Studio)? [duplicate]
...attern.Matches(output);
if( matches.Count == 1 )
{
major = Convert.ToInt32(matches[0].Groups["major"].Value);
minor = Convert.ToInt32(matches[0].Groups["minor"].Value);
build = Convert.ToInt32(matches[0].Groups["build"].Value) + 1;
revision = Convert.ToInt32(m...
Can't seem to discard changes in Git
...then this is the problem you are seeing.
core.autocrlf
If true, makes git convert CRLF at the end of lines in text files to LF
when reading from the filesystem, and
convert in reverse when writing to the
filesystem. The variable can be set to
input, in which case the conversion
happens only while r...
Preserve line breaks in angularjs
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I tried converting all \n's over to <br/>'s and then of course these tags weren't being rendered as HTML markup...after all this converting found your style solution and this is an incredible help and simplification...now I don...
SQL server query to get the list of columns in a table along with Data types, NOT NULL, and PRIMARY
...
CASE WHEN c.max_length=-1 THEN 'MAX'
ELSE CONVERT(VARCHAR(4),
CASE WHEN t.name IN ('nchar','nvarchar')
THEN c.max_length/2 ELSE c.max_length END )
END +')'
WHEN t.name IN (...
Conveniently map between enum and int / String
...utility:
public class ReverseEnumMap<V extends Enum<V> & EnumConverter> {
private Map<Byte, V> map = new HashMap<Byte, V>();
public ReverseEnumMap(Class<V> valueType) {
for (V v : valueType.getEnumConstants()) {
map.put(v.convert(), v);
...
How to swap two variables in JavaScript
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@RobertGrant - The xor operator in JavaScript converts its operands to 32-bit integers (using the ToInt32 internal method—see Section 11.10 of the ECMAScript standard). It does not produce the correct results for non-integer numerical values. It also converts non-numer...
How to use the same C++ code for Android and iOS?
...e by steps
Our sample is a simple app that you send a text to CPP, and it converts that text to something else and returns it. The idea is, iOS will send "Obj-C" and Android will send "Java" from their respective languages, and the CPP code will create a text as a follow "cpp says hello to <<...