pattern-matching
regular expression to select after n number of occurences of certain character
Creating some regex expressions here. I was wondering if I could get some pointers on how to go about selecting a string after n occurences of one character and before the next occurence of a certain[详细]
2023-04-08 20:13 分类:问答Finding x values for peaks in graph
I am trying to find the hours where my server load goes high (peak hours). As per what I know and have read, I can employ shape matching to find a peak, and for that I can use neural networks, etc.[详细]
2023-04-07 12:12 分类:问答how can i find a key in a map based on a pattern matching in scala
I want to find a key in a map that is similar to a sp开发者_高级运维ecific text. should I use for loop or is there a more elegant way?The direct translation of your question is map.keys.find(_.matches[详细]
2023-04-07 02:59 分类:问答Java Framework for automation based on Pixel Pattern recoginition
I have to develop some kind of bot for a testing background with Java. We used Selenium for all the web stuff, and outside the browser: Pixel recognition; that is, taking a screenshot, then compare it[详细]
2023-04-06 22:39 分类:问答How to write regular matching expression. -Java
开发者_如何学JAVAI want to write matching expression to read string between parentheses () from a big string. eg: the big string is:-[详细]
2023-04-06 18:02 分类:问答Pattern matching on Class[_] type?
I\'m trying to use Scala pattern matching on Java Class[_] (in context of using Java reflection from Scala) but I\'m getting some unex开发者_JAVA技巧pected error. The following gives \"unreachable cod[详细]
2023-04-06 14:54 分类:问答Why does my pattern match on a collection fail in Scala?
My code is as follows val hash = new HashMap[String, List[Any]] hash.put(\"test\", List(1, true, 3)) val result = hash.get(\"test\")[详细]
2023-04-06 14:11 分类:问答Pattern matching and infinite streams
So, I\'m working to teach myself Scala, and one of the things I\'ve been playing with is the Stream class. I tried to use a naïve translation of the classic Haskell version of Dijkstra\'s solution to[详细]
2023-04-06 11:46 分类:问答Transform an Abstract Syntax Tree (AST) in F#
I am trying to design an AST for a decision logic table.One of the things I would like to be able to do with the discriminated union that represents my AST is transform parts of it for different reaso[详细]
2023-04-05 23:06 分类:问答Escaping special characters in Perl regex
I\'m trying to match a regular expression in Perl. My code looks like the following: my $source = \"Hello_[version]; Goodbye_[version]\";[详细]
2023-04-05 11:15 分类:问答