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java Programming Glossary: substringhttp://stackoverflow.com/questions/10306901/how-to-change-highlighting-color-in-java-swing-textarea-and-also-change-the-be solved Problem 2 pos is the beginning index of my substring which I want to highlight. I use setCaretPosition pos to update..
Is String Literal Pool a collection of references to the String Object, Or a collection of Objects http://stackoverflow.com/questions/11700320/is-string-literal-pool-a-collection-of-references-to-the-string-object-or-a-co they are all the same String one abc String two abc .substring 1 also two abc The Java compiler at least mine is not clever.. ldc #3 String abc iconst_1 invokevirtual #4 Method String.substring I Ljava lang String astore_2 two The fist string is constructed.. by first loading the constant abc string and then calling substring 1 on it. Output No surprise here we have two different strings..
Why does appending “” to a String save memory? http://stackoverflow.com/questions/2147783/why-does-appending-to-a-string-save-memory of this string in the following way this.smallpart data.substring 12 18 After some hours of debugging with a memory visualizer.. all the data from data although it only contained the substring. When I changed the code into this.smallpart data.substring.. When I changed the code into this.smallpart data.substring 12 18 ..the problem was solved Now my application uses very..
How to use a servlet filter in Java to change an incoming servlet request url? http://stackoverflow.com/questions/2725102/how-to-use-a-servlet-filter-in-java-to-change-an-incoming-servlet-request-url Check_License Dir_My_App String toReplace requestURI.substring requestURI.indexOf Dir_My_App requestURI.lastIndexOf 1 String.. path. Use straightforward java.lang.String methods like substring split concat and so on to extract the part of interest and compose..
http://stackoverflow.com/questions/3655316/browser-cant-access-find-relative-resources-like-css-images-and-links-when-cal c set var url req.requestURL c set ... head base href fn substring url 0 fn length url fn length uri req.contextPath link rel stylesheet..
What is the purpose of the expression “new String(…)” in Java? http://stackoverflow.com/questions/390703/what-is-the-purpose-of-the-expression-new-string-in-java place where you may need new String String is to force a substring to copy to a new underlying character array as in small new.. new underlying character array as in small new String huge.substring 10 20 However this behavior is unfortunately undocumented and.. agnostic way to do this is small new String huge.substring 10 20 .toCharArray This unfortunately must copy the array twice..
How to find nth occurrence of character in a string? http://stackoverflow.com/questions/3976616/how-to-find-nth-occurrence-of-character-in-a-string to return this index position. My actual intention is to substring it from nth occurrence of a character. Is there any convenient.. Can regular expressions help in this regard java string substring share improve this question This should do public static..
Difference between matches() and find() in Java Regex http://stackoverflow.com/questions/4450045/difference-between-matches-and-find-in-java-regex at the end of your pattern meaning it will not look for a substring. Hence the output of this code public static void main String.. m.matches output true false true true 123 is a substring of a123b so the find method outputs true. matches only 'sees'..
Use of the String(String) constructor in Java [duplicate] http://stackoverflow.com/questions/465627/use-of-the-stringstring-constructor-in-java with other Strings usually results from calling one of the substring methods. Java was famously chastised for this in jwz' Java rant.. back The only reason for this overhead is so that String.substring can return strings which share the same value array. Doing this.. s 0123456789012345678901234567890123456789 String s2 s.substring 0 1 s null You'll now have a String s2 which although it seems..
How to use relative paths without including the context root name? http://stackoverflow.com/questions/4764405/how-to-use-relative-paths-without-including-the-context-root-name var url pageContext.request.requestURL c set base href fn substring url 0 fn length url fn length pageContext.request.requestURI..
Using Java to find substring of a bigger string using Regular Expression http://stackoverflow.com/questions/600733/using-java-to-find-substring-of-a-bigger-string-using-regular-expression Java to find substring of a bigger string using Regular Expression If I have a string..
http://stackoverflow.com/questions/6878275/how-get-the-base-url it. Put it in the h head . base href # request.requestURL.substring 0 request.requestURL.length request.requestURI.length # request.contextPath.. this requires EL 2.2 otherwise you'd better use JSTL fn substring see also this answer This should end up in the generated HTML..
Occurrences of substring in a string http://stackoverflow.com/questions/767759/occurrences-of-substring-in-a-string of substring in a string Why is the following algorithm not halting for..
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