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• PHP string == name of array ?

  - by John Isaacks

  If I have an array named $myArray how can I get a reference to it from a string of the same name myArray. I tried: eval('myArray'); But that gave me an error.

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• how to convert unicode to printble string in QT stream

  - by user63898

  hi i writing stream in to file and stdout but im getting somekind of encoding like this: "\u05ea\u05e7\u05dc\u05d9\u05d8 \u05e9\u05e1\u05d9\u05de\u05dc \u05e9\u05d9\u05e0\u05d5\u05d9 \u05d1\u05e1\u05d2\u05e0\u05d5\u05df \u05dc\u05d3\u05e2\u05ea\u05d9 \u05d0\u05dd \u05d0\u05e0\u05d9 \u05d6\u05d5\u05db\u05e8 \u05e0\u05db\u05d5\u05df" how can i convert it to printable string

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• how to build a string of id's from a json object

  - by Blankman

  My json object looks like: User { ID: 234, name: 'john', ..); I want to build a string of all the ID's. How can I do this? is there a more elegant way than below? var ids = ''; for(int x = 0; x < json.length; x++) { ids += json[x].Id + ","; } // strip trailing id

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• Binary string search on one field.

  - by CrazyJoe

  I have 300 boolean fields in one table, and im trying to do somithing like that: One string field: 10000010000100100100100100010001 Ha a simple way to do a simple search os this field like: select * from table where field xor "10000010000100100100000000010001" Im tring this but is to long: select * from teste where mid(info,2,1) and mid(info,3,1) :) Help!!

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• How to escape a colon in C++ string

  - by Stan

  std:string str("text1\; text2\;"); How come VS2005 says ; unrecognized character escape sequence. Please advise, thanks.

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• Converting different registry value types to string?

  - by Tom

  Hi, im traversing through the registry, taking the values of the keys and storing them as strings. I have discovered there are many different types. Some of these types are causing my filestream writer to fail. Is it possible to convert all of the below into a string form. The actual data value is not important, just the ability to differentiate between different values. DWORD ExpandString Binary (is this just the same as byte[] ?) MultiString

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• How to format date from string?

  - by 4thSpace

  I have a string with this value: 2010-05-13 23:17:29 I'd like to format it and am using the following code: NSDateFormatter *formatter = [[NSDateFormatter alloc] init]; formatter.dateStyle = NSDateFormatterMediumStyle; NSDate *formattedDate = [formatter dateFromString:dateString]; [formatter release]; When the debugger reaches the release line, formattedDate shows "invalid CFStringRef" and Cannot access memory at address 0x0 Any ideas what I'm doing wrong?

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• Python get raw_input but manually decide when string is done

  - by Jasie

  I want someone to type words in the console, and autocomplete from a list when they hit "tab" key. However, raw_input won't return a string until someone hits [Enter]. How do I read characters into a variable until the user hits [Enter]? *Note: I don't want to use import readline for autocompletion because of OS issues.

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• Check if string is serialized in PHP

  - by Industrial

  Hi everyone, I am in the middle of building a cache layer for the Redis DB to my application and I have come to the point where's it's about to take care of arrays. I wonder if there's any good (high performance!) way of controlling an string to be serialized or not with PHP? Thanks a lot!

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• Need help in typecasting string in to int

  - by vaibhav

  I am using Convert.ToInt32(ddlBuyer1Country.SelectedValue); to typecast a string returned by selectedvalue. But this is giving me 0 instead of 3. I have selected value as 3 in this case.

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• how to get json string value?

  - by Net205

  var responseFromServer = "{\"flag\":true,\"message\":\"\",\"result\":{\"ServicePermission\":true,\"UserGroupPermission\":true}}"; var serializer = new System.Web.Script.Serialization.JavaScriptSerializer(); var responseValue = serializer.DeserializeObject(responseFromServer); responseFromServer value is get a webservice, and then how to get the json string value, such as "flag","Servicepermission"??

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• Javascript - replace first character of string

  - by MgS

  I have a string |0|0|0|0 but it needs to be 0|0|0|0 How do I replace the first character ('|') with (''). eg replace('|','') (with JavaScript)

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• Restrict characters used in a string

  - by Jeremy Rudd

  How do I restrict a string to whitelisted characters? // "HOW am I to understand; this is, BAD" $str = restrictTo($str,"0-9a-z,. "); // " am I to understand this is, " Is there an inbuilt function in PHP that does something close? I can't formulate a regular expression for this though :(

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• String literals and escape characters in postgresql

  - by rjohnston

  Attempting to insert an escape character into a table results in a warning. For example: create table EscapeTest (text varchar(50)); insert into EscapeTest (text) values ('This is the first part \n And this is the second'); Produces the warning: WARNING: nonstandard use of escape in a string literal (Using PSQL 8.2) Anyone know how to get around this?

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• Regex to match anything (including the empty string) except a specific given string.

  - by dreeves

  I'd like to test whether a string contains "Kansas" followed by anything other than " State". Examples: "I am from Kansas" true "Kansas State is great" false "Kansas is a state" true "Kansas Kansas State" true "KansasState" true (For my immediate purposes this should work with mysql's REGEXP but if there's a more elegant way using PCRE, I'd like to see that too.)

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• PL/SQL REGEXP_LIKE testing string for allowed characters

  - by Arino

  I need to verify that the provided string has only allowed characters using Oracle regular expressions (REGEXP_LIKE). Allowed chars are: abcdefghijklmnopqrstuvwxyz0123456789_-. Trying to execute SELECT CASE WHEN REGEXP_LIKE('abcdefghijklmnopqrstuvwxyz0123456789_-.' , '^[a-z0-9_\-\.]+$') THEN 'true' ELSE 'false' END tmp FROM dual; results in 'false'. Any ideas on this?

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• StringScanner scanning IO instead of a string

  - by jes5199

  I've got a parser written using ruby's standard StringScanner. It would be nice if I could use it on streaming files. Is there an equivalent to StringScanner that doesn't require me to load the whole string into memory?

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• How to convert a string of bits to byte array

  - by Lily

  I have a string representing bits, such as: "0000101000010000" I want to convert it to get an array of bytes such as: {0x0A, 0x10} The number of bytes is variable but there will always be padding to form 8 bits per byte (so 1010 becomes 000010101).

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• How to write a hashtable<string, string > in to text file,java ?

  - by tiendv

  Hi all . I have hastable htmlcontent is html string of urlstring . I want to write hastable into a .text file . Can you suget me a sulution ?

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• Replace first character of string

  - by MgS

  I have a string |0|0|0|0 but it needs to be 0|0|0|0 How do I replace the first character ('|') with (''). eg replace('|','') (with JavaScript)

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• extract every occurrence on string

  - by Dan

  I have a string of the form "a-b""c-d""e-f"... Using preg_match, how could I extract them and get an array as: Array ( [0] =>a-b [1] =>c-d [2] =>e-f ... [n-times] =>xx-zz ) Thanks

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• ASP print xml formatted string

  - by Primetime

  I have: tXML = "<type p_type=\"All\"/>"; if I do Response.Write(tXML); I get a blank space. Is there anyway to output this string so I know it is being created?

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• linq subquery child collection to string

  - by bill

  Hi All, i am trying to figure out how to write a linq query that will return a child collections "name" property as a string. I have a BO that has a "options" property where the options are the "name" property of each option in an "order" object. I would like the result to look something like order.id = 12312 order.date = 12/03/10 order.options = "Option 1 Name, Option 2 Name, Option 3 Name" I hope this makes sense. thanks for any and all help!

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• how to add an $ symbol in php string...

  - by Ramesh

  i have an variable <?php $a="$testit with $"; ehco $a; its shows undefined variable $testit but it is not an variable its an string how to do it in php...

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• python truncate a long string

  - by Hulk

  How to truncate sthe string to 75 characters only in python This is how it was done in javascript var data="saddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddsaddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddsadddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" var info = (data.length > 75) ? data.substring[0,75] + '..' : data;

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