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java Programming Glossary: expressions

Sort on a string that may contain a number

http://stackoverflow.com/questions/104599/sort-on-a-string-that-may-contain-a-number

other integers in the string so I can't just use regular expressions to break out any integer. I'm thinking of just walking the strings..

MathML and Java

http://stackoverflow.com/questions/1784786/mathml-and-java

on a mobile phone Other alternatives for rendering math expressions with TeX JMathTex SnuggleTeX JLaTeXMath and for re arranging..

Why JSF calls getters multiple times

http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times

this question This is caused by the nature of deferred expressions # note that legacy standard expressions behave exactly the same.. nature of deferred expressions # note that legacy standard expressions behave exactly the same when Facelets is used instead of JSP..

Round a double to 2 decimal places

http://stackoverflow.com/questions/2808535/round-a-double-to-2-decimal-places

float and double are inexact . For example consider these expressions 999199.1231231235 999199.1231231236 true 1.03 0.41 0.6200000000000001..

How to read XML using XPath in Java

http://stackoverflow.com/questions/2811001/how-to-read-xml-using-xpath-in-java

type of the result. If you need help with a specific XPath expressions you should probably ask it as separate questions unless that..

Validating input using java.util.Scanner

http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner

Scanner has many advanced features supported by regular expressions. Here's an example of using it to validate vowels. Scanner sc.. Tutorials Essential Classes Regular Expressions regular expressions.info Character Classes Example 4 Using two Scanner at once Sometimes..

What is the “Execute Around” idiom?

http://stackoverflow.com/questions/341971/what-is-the-execute-around-idiom

in languages with better closure syntax e.g. C# lambda expressions or Groovy it makes a lot more sense. In C# this particular case..

Evaluating a math expression given in string form

http://stackoverflow.com/questions/3422673/evaluating-a-math-expression-given-in-string-form

am trying to write a Java routine to evaluate simple math expressions from String s. Example strings 5 3 or 10 40 or 10 3 I want to..

Howto unescape a Java string literal in Java

http://stackoverflow.com/questions/3537706/howto-unescape-a-java-string-literal-in-java

converting Java ™s indefensibly Unicode ignorant regular expressions into versions where you can use all of w W s S v V h H d D b..

Unicode equivalents for \w and \b in Java regular expressions?

http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions

equivalents for w and b in Java regular expressions Many modern regex implementations interpret the w character..

How a AST for an object oriented programming language would look like?

http://stackoverflow.com/questions/6376662/how-a-ast-for-an-object-oriented-programming-language-would-look-like

like I'm reading about AST but all the samples I see use expressions such as a b c Which could be represented in a lispy like syntax..

Pre & post increment operator behavior in C, C++, Java, & C#

http://stackoverflow.com/questions/6457130/pre-post-increment-operator-behavior-in-c-c-java-c-sharp

c c share improve this question Java and C# evaluate expressions from left to right and the side effects are visible immediately.. visible immediately . In C the order of evaluation of subexpressions is unspecified and modifying the same object twice without an..

How to use regular expressions to parse HTML in Java?

http://stackoverflow.com/questions/677038/how-to-use-regular-expressions-to-parse-html-in-java

to use regular expressions to parse HTML in Java Please can someone tell me a simple way.. to find href and src tags in an html file using regular expressions in Java And then how do I get the URL associated with the tag.. java regex share improve this question Using regular expressions to pull values from HTML is always a mistake. HTML syntax is..

Scanner vs. StringTokenizer vs. String.Split

http://stackoverflow.com/questions/691184/scanner-vs-stringtokenizer-vs-string-split

and StringTokenizer . It also predates the regular expressions API of which String.split is a part. You'll note from my timings..

free Java library for evaluating math expressions

http://stackoverflow.com/questions/7258538/free-java-library-for-evaluating-math-expressions

Java library for evaluating math expressions Is there a free and open source library for evaluating math.. there a free and open source library for evaluating math expressions in Java In one of my projects I want to add a feature where.. These are open source libraries for evaluating Math expressions. JEval is the advanced library for adding high performance mathematical..

What is the Java ?: operator called and what does it do?

http://stackoverflow.com/questions/798545/what-is-the-java-operator-called-and-what-does-it-do

value of one expression to decide which of two other expressions should be evaluated. Also here is a tidbit from the spec that..

String's Maximum length in Java - calling length() method

http://stackoverflow.com/questions/816142/strings-maximum-length-in-java-calling-length-method

have no names instead they are referenced by array access expressions that use nonnegative integer index values. These variables are..

Regular Expressions and GWT

http://stackoverflow.com/questions/1162240/regular-expressions-and-gwt

Expressions and GWT My questions is Is there a good solution to use regular..

String parsing in Java with delimeter tab “\t” using split

http://stackoverflow.com/questions/1635764/string-parsing-in-java-with-delimeter-tab-t-using-split

share improve this question String.split uses Regular Expressions also you don't need to allocate an extra array for your split...

Primitive cast and assignments in Java

http://stackoverflow.com/questions/17110918/primitive-cast-and-assignments-in-java

a 3 byte b 8 byte c a b compile error It won't compile. Expressions always result in an int . So we should have done the explicit..

Extracting URLs from a text document using Java + Regular Expressions

http://stackoverflow.com/questions/1806017/extracting-urls-from-a-text-document-using-java-regular-expressions

URLs from a text document using Java Regular Expressions I'm trying to create a regular expression to extract URLs from..

:: (double colon) operator in Java 8

http://stackoverflow.com/questions/20001427/double-colon-operator-in-java-8

Order of execution of parameters guarantees in Java?

http://stackoverflow.com/questions/2201688/order-of-execution-of-parameters-guarantees-in-java

this question From the Java Language Specification on Expressions 15.7.4 Argument Lists are Evaluated Left to Right In a method..

JPQL Create new Object In Select Statement - avoid or embrace?

http://stackoverflow.com/questions/2355728/jpql-create-new-object-in-select-statement-avoid-or-embrace

use cases for it as reminded in the §4.8.2 Constructor Expressions in the SELECT Clause of the EJB 3.0 JPA Specification A constructor..

Using Regular Expressions to Extract a Value in Java

http://stackoverflow.com/questions/237061/using-regular-expressions-to-extract-a-value-in-java

Regular Expressions to Extract a Value in Java I have several strings in the rough..

Validating input using java.util.Scanner

http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner

Java References Java Tutorials Essential Classes Regular Expressions regular expressions.info Character Classes Example 4 Using two..

Is this valid Java?

http://stackoverflow.com/questions/3110014/is-this-valid-java

Java source code. On page 449 §15.12 Method Invocation Expressions we see this It is possible that no method is the most specific..

Character class subtraction, converting from Java syntax to RegexBuddy

http://stackoverflow.com/questions/3201689/character-class-subtraction-converting-from-java-syntax-to-regexbuddy

regular expressions.info Character Classes in XML Regular Expressions MSDN Regular Expression Character Classes Subtraction Related..

Java switch statement: Constant expression required, but it IS constant

http://stackoverflow.com/questions/3827393/java-switch-statement-constant-expression-required-but-it-is-constant

in the sense required by the JLS see §15.28 Constant Expressions for a definition of what is required of a constant expression...

Unicode equivalents for \w and \b in Java regular expressions?

http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions

in both RL1.2 and RL1.2a from UTS#18 Unicode Regular Expressions . This is an exciting and dramatic improvement and the development..

Java Regex Helper

http://stackoverflow.com/questions/5767627/java-regex-helper

class in .Net. The Java implementation of Regex Regular Expressions is not bad but it's missing some key features. I wanted to create..

Java Regex Illegal Escape Character in Character Class

http://stackoverflow.com/questions/7604879/java-regex-illegal-escape-character-in-character-class

to determine whether or not a expression passed into my Expressions class has an operator. Either ^ for add subtract multiply divide..

Only allowing numbers and a symbol (-) to be typed into a JTextField

http://stackoverflow.com/questions/8017811/only-allowing-numbers-and-a-symbol-to-be-typed-into-a-jtextfield

Is there any way to do so I've thought of using Regular Expressions but I've heard that they are bad to use. I tried using a keylistener..

Spring URI Template Patterns with Regular Expressions

http://stackoverflow.com/questions/9020444/spring-uri-template-patterns-with-regular-expressions

URI Template Patterns with Regular Expressions Hey someone know how can match this URI http localhost 8080..

EL access a map value by Integer key

http://stackoverflow.com/questions/924451/el-access-a-map-value-by-integer-key

object into the Map. ie map.put new Integer 0 myValue EL Expressions Languages evaluates 0 as a Long and thus goes looking for a..