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Calculating Math Expressions (Please Help!) 13 Years Ago by DontQueef …hasMoreTokens() != true){ return null; }else{ String temp = ""; String expressions = "+-*/"; temp = toks.nextToken(); if(temp.length() == 1 &…amp;& expressions.indexOf(temp) >= 0){ switch((char)temp){ case '-' : new … Parenthesize following expressions 18 Years Ago by JoBe …got an exercise in which I have to fully parenthesize expressions using the higher-lower precedence, for instance: a+b… precedence then addition. Here are my solutions for the following expressions: 1) a = b + c * d << 2 &… Don't think there is a solution either since the expressions are not correct? 8) a = b == c ++ (a = (b ==… Generating Random Expressions 13 Years Ago by Gen.Asura Hey, I posted earlier about arbitrary expressions and I did find solution to that. The question is …how do I create random expressions? So far I've created codes to generate random operators… and random numbers, how will I generate random expressions? E.g. a1,a2,a3 are variables for random numbers… Re: Calculating Math Expressions (Please Help!) 13 Years Ago by DontQueef … the numbers. The example above is extra confusing because 2 expressions comes before the numbers. So my question is: What do… Prefix Expressions 12 Years Ago by HankReardon … this by using a stack to store values of sub-expressions as they are computed, and another stack to store operators… solved yet? So I will have 1 stack of sub expressions before each is solved. Once the stack is made I… the same stack. I will do this to all sub expressions inside the stack. Once this is done I will begin… Re: Parenthesize following expressions 18 Years Ago by Ravalon … Don't think there is a solution either since the expressions are not correct?[/QUOTE] That's a cruel example. It… Re: Parenthesize following expressions 18 Years Ago by JoBe Hello ladies and gents, Ive got a few more expressions I needed to fully parenthesize: 1) *p++ becomes *(p++) 2) *--… Re: Parenthesize following expressions 18 Years Ago by Dave Sinkula …;304191]Hello ladies and gents, Ive got a few more expressions I needed to fully parenthesize: 1) *p++ becomes *(p++) 2… Re: Parenthesize following expressions 18 Years Ago by JoBe … practise your knowledge of order of precedence for the various expressions. @ Walt, thanks for that Walt, but, as said previous, don… Re: Parenthesize following expressions 18 Years Ago by Dave Sinkula … to avoid ambiguity", I generally prefer to use simpler expressions. If I have to think about an expression for a… regular expressions in php 17 Years Ago by smilyswapna10 hi, i am facing the problem with reuglar expressions. my requirement is if type the word like `$var` in … with the word `$var` all in my directory. using reuglar expressions in php. i have wirtten the code here.just i… Re: Data model for storing boolean expressions 17 Years Ago by LeBurt … to be included in your model?[/QUOTE] No, since the expressions translate to SQL statements (the WHERE clause to be more…: the precedence set by the use of parentheses. These two expressions are not logically identical: (A AND B) OR C A… PHP4 regular expressions? 17 Years Ago by sagedavis …'s getting a bit longwinded. I cooked up these regular expressions to use with it. [code] /* Find a class */ (class )([a…-zA-Z0-9]+\(\)) [/code] Mind you, these are java regular expressions, and the ( and ) denote groups. I was figuring there might… Regular Expressions With VB 16 Years Ago by learnerbm Hi, everybody. I wonder if i can use regular expressions in VB normal form for MAcros visual studio 2008? There are lots of samples abaout using Regular expressions for VB.NET but i couldn't find any sample cod for VB. I want to use it in MACRO environmetnt.Please Help.. Regular Expressions 16 Years Ago by jcafaro10 Does anyone have a good beginner resource guide to regular expressions in Python? I'm used to them in java. For …example, in java I have some regular expressions that look like this: [CODE] PUNC_MATCH = "[\\d\\p{Punct… Regular Expressions 15 Years Ago by Falmarri … c++ library, preferably an STL, that can parse for regular expressions? Or is there an open source standard expression that I… to link against? I've never been good with regular expressions though. What I'm trying to do is parse out… If & Switch Statement Expressions using strings? 15 Years Ago by daino … or a "Switch" statement it only evaluates numerical expressions. In an If Else statement I can compare two strings… else that evaluates and expression it will only evaluate numerical expressions or something that returns a numerical value and not a… Regular Expressions in match attribute 15 Years Ago by Pedro Costa … want to know if it's possible to use regular expressions in the match attribute of the template element. For example… element , it retrieves a error message.Can i use regular expressions in the match attribute ? Thanks very much Re: Using regular expressions to replace pow(a,b) with a^b 14 Years Ago by nkinar … program can also create the following types of (more complicated) expressions: [CODE] expr0 = 'p_neg1_1_n/pow(deltax,-4) - 4*p_0_1_n/…4)) - 4*p_0_1_n/pow(deltax,(4))' [/CODE] In these expressions, the number can be -4, or the number can occur… that this is valid C-code syntax. Using regular expressions, is there a way to deal with expr0 and … Re: Using regular expressions to replace pow(a,b) with a^b 14 Years Ago by d5e5 … program can also create the following types of (more complicated) expressions: [CODE] expr0 = 'p_neg1_1_n/pow(deltax,-4) - 4*… - 4*p_0_1_n/pow(deltax,(4))' [/CODE] In these expressions, the number can be -4, or the number can occur…that this is valid C-code syntax. Using regular expressions, is there a way to deal with expr0 and… Printing expressions from Tree 14 Years Ago by xtra333 … the tree. Problem is my instructor wants parenthesis around the expressions not the individual numbers. [CODE] def printexp(tree): sVal="… ideas on how to have the parenthesis only on the expressions? The name "StaffID" is not permitted in this context. Valid expressions are constants, 13 Years Ago by denmarkstan please let someone help me here. The name "StaffID" is not permitted in this context. Valid expressions are constants, constant expressions, and (in some contexts) variables. Column names are not permitted. Re: Generating Random Expressions 13 Years Ago by NormR1 Can you give some examples of the type of expressions you are looking for. A technique for getting random operators would be to put them into an array and use a random number generator for selecting the operator. Visual Regular Expressions 8 Years Ago by Reverend Jim For anyone who is having trouble with regular expressions, I suggest you have a look at [this site](https://… any case, this is a valuable tool for debugging complex expressions. Re: evaluation of expressions in printf() function 17 Years Ago by Aia … all function arguments (if any) and before execution of any expressions or statements in the function body; * after the copying of… a returned value and before the execution of any expressions outside the function; * after the evaluation of the first operand… Re: Data model for storing boolean expressions 17 Years Ago by LeBurt … course my model breaks when trying to store more complex expressions. For example, I can't store this: (A = A' OR…'') Hence me asking: is there a known way to store expressions (any kind really, they don't have to be boolean… Re: Regular Expressions 15 Years Ago by Falmarri …? As I said, I'm not very good with regular expressions. Also. I forgot to take into account non-url links… Re: Regular Expressions 15 Years Ago by Falmarri Upon further research, apparently I'm retarded for trying to do this with regular expressions. I should have done my googling before jumping into writing a regex. Apparently I should be looking for an HTML -> XML converter/XML parser. Re: Regular Expressions in match attribute 15 Years Ago by iceandrews … using XSLT 2.0, there is full support for Regular Expressions. However in 1.0, its not as freely available. What… Re: Regular Expressions 11 Years Ago by pritaeas …. > Do we write them ourselves or are they prdefined expressions? You write them, but there are many examples readily available… web but have found nothing confusing stuff. http://www.regular-expressions.info