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Convert absolute path into relative path given a current directory using Bash
...m @pini (which sadly handle only a few cases)
Reminder : '-z' test if the string is zero-length (=empty) and '-n' test if the string is not empty.
# both $1 and $2 are absolute paths beginning with /
# returns relative path to $2/$target from $1/$source
source=$1
target=$2
common_part=$source # f...
Count number of occurrences of a given substring in a string
How can I count the number of times a given substring is present within a string in Python?
35 Answers
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Python - use list as function parameters
...ely I am just going to add a simple but complete example.
def some_func(a_char, a_float, a_something):
print a_char
params = ['a', 3.4, None]
some_func(*params)
>> a
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improve th...
What does (angle brackets) mean in Java?
...of the elements in a container, for example. Another example is HashMap<String, Integer>, which means "a map with String keys and Integer values."
Your Pool example is a bit different, because there you are defining a class. So in that case, you are creating a class that somebody else could i...
Remove HTML Tags in Javascript with Regex
I am trying to remove all the html tags out of a string in Javascript.
Heres what I have... I can't figure out why its not working....any know what I am doing wrong?
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How to read a file in Groovy into a string?
...ed to read a file from the file system and load the entire contents into a string in a groovy controller, what's the easiest way to do that?
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How to compare if two structs, slices or maps are equal?
...er than using reflection):
http://play.golang.org/p/CPdfsYGNy_
m1 := map[string]int{
"a":1,
"b":2,
}
m2 := map[string]int{
"a":1,
"b":2,
}
fmt.Println(reflect.DeepEqual(m1, m2))
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Java 8 List into Map
...
Based on Collectors documentation it's as simple as:
Map<String, Choice> result =
choices.stream().collect(Collectors.toMap(Choice::getName,
Function.identity()));
...
Understanding colors on Android (six characters)
...th.round(i * 100) / 100.0d;
int alpha = (int) Math.round(i * 255);
String hex = Integer.toHexString(alpha).toUpperCase();
if (hex.length() == 1)
hex = "0" + hex;
int percent = (int) (i * 100);
System.out.println(String.format("%d%% — %s", percent, hex));
}
Output:
10...
Why is the default value of the string type null instead of an empty string?
It's quite annoying to test all my strings for null before I can safely apply methods like ToUpper() , StartWith() etc...
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