Re: replacing a char in a string VMI, It's a little tedious, but why not just use the Substring method to return the appropriate sections of the string. You can find the index of the character, then replace it? Then, you can concatenate all of the sections together. For example. //...
When creating a String, it must be enclosed in double quotes, but what should we do if we need to create a String that must contain single quotes itself? Well, Java will misunderstand the String and throw an error because a single quote is interpreted as a special character. To solve thi...
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If you use the CharacterSequence interface, you can perform your desired task without performing a copy of all elements (which is what String.substring does) - taking advantage of avoiding one of many abstraction leaks of java.lang.String. The source code to InsertSequenceImpl provides an exampl...
12E463_1.jpg in newName But using the above regex the opposite happens. All characters apart from the special character (~ in this case) gets replaced. Please tell me how to do the opposite of the above regex. This does not work String newName = name.replaceAll("[^a-zA-Z1-90_\\...
// when inserting a record in the table // example: value.put("firstName", "'Amit'"); // notice the single quotes inside the double quotes where name is written. // for string value you should pass with single quotes and integer value can be passed directly // // hasConditions - ...
It removes trailing whitespace ## from the line (including the newline character).Let's take that apart.The open() function returns a file object. If you just send it the path name as a string, it's going to assume it's a text file in the default system encoding (UTF-8, right?)...
Here we build up a regex by surrounding$search-stringwith(^|\W)and(\W|$)where\Wmeans "not\w" or "not a word character." The ^ and $ handle the case when the word appears at the beginning or end of the string. We also need to put the matched\Wcharacter back into the text usi...
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When you find it check to see if the next character is n, and if it is replace them all with your <br> string. Bearing in mind you will have to have logic that can create a new String object to extend the length of the old one (because <br> has more chars than \n). Its a...