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How to move Jenkins from one PC to another
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I had problems with correct file permissions and ownership, to fix it I used this docker script (the part which sets ownerships/permissions): hub.docker.com/r/appcontainers/jenkins/~/dockerfile
– marcinj
Jun 20 '17 at 22:43
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How to manually expand a special variable (ex: ~ tilde) in bash
...safer and better solutions. Preferably, I'd go with either of these two:
Charle's Duffy's solution
Håkon Hægland's solution
Original answer for historic purposes (but please don't use this)
If I'm not mistaken, "~" will not be expanded by a bash script in that manner because it is treated a...
Convert a byte array to integer in Java and vice versa
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Not a solution for 3 byte stride. We can get Char, Short, Int. I suppose I could pad to 4 bytes and discard the 4th each time, but I would rather not.
– John
Jun 13 at 7:31
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What is a domain specific language? Anybody using it? And in what way?
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Groovy is a scripting language that runs in a JVM. It's basically intended to be a Java answer to Ruby. It's a general purpose language but it can be used to write DSLs. docs.groovy-lang.org/docs/latest/html/documentation/…
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In Python, how do I split a string and keep the separators?
...re.sub. I wanted to split on a ending percent so I just subbed in a double character and then split, hacky but worked for my case: re.split('% ', re.sub('% ', '%% ', '5.000% Additional Whatnot')) --> ['5.000%', 'Additional Whatnot']
– Kyle James Walker
Oct 1...
“CAUTION: provisional headers are shown” in Chrome debugger
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There's a very good explanation of multiple reasons why this may happen: stackoverflow.com/questions/12009423/…
– boldnik
May 22 '17 at 9:05
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How do I assign an alias to a function name in C++?
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typedef int (*printf_alias)(const char*, ...);
printf_alias holler = std::printf;
Should do you fine.
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How to replace strings containing slashes with sed?
... search/replace lines, e.g.:
s:?page=one&:pageone:g
You can use any character as a delimiter that's not part of either string. Or, you could escape it with a backslash:
s/\//foo/
Which would replace / with foo. You'd want to use the escaped backslash in cases where you don't know what char...
Animate text change in UILabel
... UILabel{
func animation(typing value:String,duration: Double){
let characters = value.map { $0 }
var index = 0
Timer.scheduledTimer(withTimeInterval: duration, repeats: true, block: { [weak self] timer in
if index < value.count {
let char = characters[index]
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is vs typeof
... ~75ms
b = Is<int, int>(s1); // ~136ms
b = GetType1<int, char>(s2); // ~238ms
b = GetType2<int, char>(s2); // ~69ms
b = Is<int, char>(s2); // ~142ms
b = GetType1<int, object>(os1); // ~178ms
b = Is<int, object>(os1); // ~69ms
b = Get...