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• Cannot convert lamda expression

  - by Kirsty White

  If I try: Groups = students.Remove(f => f.StudentID.Equals(studentID)); I get an error on this line: f => f.StudentID.Equals(studentID) I am having difficulty from my previous posts here linq deleted users still associated with groups and here Delete method in WCF So I thought maybe I could delete the students contained within groups but I get an error Cannot convert lamda expression to type Student because it is not a delegate type.

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• Help needed on resolving a string into MDX expression

  - by excel_newbie

  The string is stored in a parameter. Say, @FiscalPeriod = "[Date].[Fiscal Dates].[Fiscal Quarter]" Now, I need to use the parameter as SELECT Measures.[Revenue] ON 0, CLOSINGPERIOD("Parameter Here") ON 1 FROM [Sales] STRTOMEBER function gives error because it is looking for a member at the leaf left such as [Date].[Fiscal Dates].[Fiscal Quarter].&[Q1 - 2009] How can I resolve the string into the mdx expression to use it with closing period??

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• regular expression with special chars

  - by xRobot

  I need a regular expression to validate string with one or more of these characters: a-z A-Z ' àòèéùì simple white space FOR EXAMPLE these string are valide: D' argon calabrò maryòn l' Ancol these string are NOT valide: hello38239 my_house work [tab] with me I tryed this: re.match(r"^[a-zA-Z 'òàèéìù]+$", self.cleaned_data['title'].strip()) It seems to work in my python shell but in Django I get this error: SyntaxError at /home/ ("Non-ASCII character '\\xc3' ... Why ?

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• optional characters in javascript regular expression

  - by Anthony

  I am trying to build a regular expression in javascript that checks for 3 word characters however 2 of them are are optional. So I have: /^\w\w\w/i what I am stumped on is how to make it that the user does not have to enter the last two letters but if they do they have to be letters

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• Regular Expression to extract HREFS

  - by James Jeffery

  I'm looking for a regular expression that can extract the href from this: <a href="/tr/blog.php?post=3593&user=930"> There are hundreds of links on the page so I need to extract only those that contain /tr/blog.php So in the end I should be left with a list of links that start in /tr/blog Thanks for any help. It's really puzzling me.

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• Limit number of alpha characters in regular expression

  - by beardedd

  I've been struggling to figure out how to best do this regular expression. Here are my requirements: Up to 8 characters Can only be alphanumeric Can only contain up to three alpha characters [a-z] (zero alpha characters are valid to) Any ideas would be appreciated. This is what I've got so far, but it only looks for contiguous letter characters: ^(\d|([A-Za-z])(?!([A-Za-z]{3,}))){0,8}$

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• Does this cron expression mean every other Sunday?

  - by user339383

  Hi, Does the following cron expression mean "execute every other Sunday?" (I'm trying to use it with the Spring Quartz scheduler) 0 0 3 ? * 2/1 *" Thanks Nick

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• Dictionary to Json object, "Expected expression"

  - by MrW

  I'm trying to convert a dictionery into a json object, so that I can work with it in my front end. sortFields = <%= SchrodersHtmlHelper.ToJson(ViewData["SortInfo"])%>; However, I keep on getting "Expected expression" for this all the time and I'm clueless why. Could anyone explain to me what I'm doing wrong? Edit: The conversion works fine, but I still get this issue in the front end, causing the browser to complain about it.

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• One-line expression to map dictionary to another

  - by No Such IP

  I have dictionary like d = {'user_id':1, 'user':'user1', 'group_id':3, 'group_name':'ordinary users'} and "mapping" dictionary like: m = {'user_id':'uid', 'group_id':'gid', 'group_name':'group'} All i want to "replace" keys in first dictionary with keys from second (e.g. replace 'user_id' with 'uid', etc.) I know that keys are immutable and i know how to do it with 'if/else' statement. But maybe there is way to do it in one line expression?

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• SQL query showing missing expression

  - by Ashok Dasari

  Query to pull the data between Yseterday 6AM to today 6AM ... SELECT lot_id, log_time, batch_no, eqp_id, STATION_ID, EXTRACTVALUE (META_DATA, '/lot_info/A3') AS A3, EXTRACTVALUE (META_DATA, '/lot_info/A3Info') AS A3Info, EXTRACTVALUE ( META_DATA, '/lot_info/apc_status_info' ) AS apc_status_info FROM t_dlis_log_history WHERE ( (EQP_ID = 'ALC4360') OR (EQP_ID = 'ALC4361') OR (EQP_ID = 'ALC1360') OR (EQP_ID = 'ALC1361') OR (EQP_ID = 'ALC1362') OR (EQP_ID = 'ALC1363') OR (EQP_ID = 'ALC1364') OR (EQP_ID = 'ALC1365') OR (EQP_ID = 'ALC355') OR (EQP_ID = 'ALC353') OR (EQP_ID = 'ALC4350') OR (EQP_ID = 'ALC354') ) AND (( log_time >= DATEADD ( HOUR, 6, CONVERT(VARCHAR (10), GETDATE (), 110) ) AND ( log_time <= DATEADD ( HOUR, 6, CONVERT(VARCHAR (10), GETDATE () + 1, 110) ) ) ) It is showing error missing expression ...

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• How comment a JSP expression?

  - by kmilo

  How can I comment a JSP expression like: <%= map.size() %> Is there something like <%= // map.size() %>?

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• Regular expression for validating numeric values

  - by Michael Kniskern

  I current have the following regular expression to accept any numeric value that is seven digits ^\d{7} How do I improve it so it will accept numeric value that is seven or ten digits? Pass: 0123456, 1234567, 0123456789, 123467890 Fail: 123456, 12345678, 123456789

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• Regular expression for browser Url

  - by pkumar

  I am new to JavaScript i need a regular expression which allows both of this forms for example : 1.http://www.google.com 2. www.google.com

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• Regular expression with no maximum limit

  - by KhanS

  I Need a regular expression which accepts all types of characters (alphabets, numbers and all special characters), and miniumum number of characters should be 15 and no limit for maximum characters.

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• Regular expression alphanumerics with space

  - by Surya sasidhar

  I write regular expression for alphanumerics, but it is not taking space. I want space (whitespace between characters). I write like this: ^[a-zA-Z0-9_]*$

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• .NET Regular Expression for N number of Consecutive Characters

  - by Chris

  I need a regular expression that matches three consecutive characters (any alphanumeric character) in a string. Where 2a82a9e4eee646448db00e3fccabd8c7 "eee" would be a match. Where 2a82a9e4efe64644448db00e3fccabd8c7 "444" would be a match. etc.

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• extract word with regular expression

  - by farka

  I have a string 1/temperatoA,2/CelcieusB!23/33/44,55/66/77 and I would like to extract the words temperatoA and CelcieusB. I have this regular expression (\d+/(\w+),?)*! but I only get the match 1/temperatoA,2/CelcieusB! Why?

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• regular expression matching everything except "00000000"

  - by Wilson

  I am trying to figure out a regular expression which matches any string with 8 symbols, which doesn't equal "00000000". can any one help me? thanks

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• Regular Expression to Match Specific "Values" in Isolated Group

  - by Gandarez

  If have this regular expression to test (\&TRUNC)[\(]{1,}(.+)[\)]{1,} And I have this "tester" ((((&TRUNC((1800,000 / 510)) * 510) * 920) + (2 * (510 * 700)) + ((&TRUNC((1800,000 / 510)) - 1) * 2 * 510 * 80)) / 1000000) * 85,715 My expected value is (inside the personal command "&TRUNC(command)") (1800,000 / 510) I got this value 1800,000 / 510)) * 510) * 920) + (2 * (510 * 700)) + ((&TRUNC((1800,000 / 510)) - 1) * 2 * 510 * 80)) / 1000000 How can I get only expected value in a separated group? PS:. The expressions inside the command called for me as "&TRUNC(command)" is variable.

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• A quick regular expression needed

  - by Camran

  I want a regular expression which ALLOWS only this: letter a-z case insensitive allows underscores allows any nrs How should this be written? Thanks

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• Regular expression (PCRE) for url matching

  - by zerkms

  The input: we get some plain text as input string and we have to highlighight all urls there with {url For some time i've used regex taken from http://flanders.co.nz/2009/11/08/a-good-url-regular-expression-repost/, which i modified several times, but it's built for another issue - to check whether the whole input string is an url or no. So, what regex do you use in such issues?

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• Regular expression alphanumerics with sapce

  - by Surya sasidhar

  I write regular expression for alphanumerics, but it is not taking space. I want space (whitespace between characters). I write like this: ^[a-zA-Z0-9_]*$

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• Using .NET Regular Expression, match any string with exactly 9 digits

  - by Nick

  I'm trying to create a regex expression to match any string that has exactly 9 digits. the digits can exist anywhere in the string. For example, if you passed in the following strings, you'd get a match: 123456789 123aeiou456abc789 These strings would fail to provide a match 12345678 1234567890

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• How to make this regular expression?

  - by User112312

  I want to replace all line break (<br> or <br />) in a string with PHP. What regular expression I should have to do this, using preg_replace? Thanks!

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• SQLite user_version() expression

  - by ralf.w.

  how can I get user_version into an expression (for SELECT or WHERE) ? I would also appreciate any clue to how to save ANY global variable in SQLite. Does anyone know of such an extension (dll) ? BTW: I know that PRAGMA user_version; gives me the right answer, but I cannot use that inside a WHERE-clause !

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