string

Convert a String in C++ Code

Hello, I'm learning C++ and developing a project to practice, but now i want to turn a variable(String) in code, like this, the user have a file that contains C++ code, but i want that my program reads that file and insert it into the code, like this: #include <iostream> #include <fstream> #include <string> #include <cstdlib> using name...

Construct PHP strings to time from XML

I'm trying to convert the following XML into a Time: <time hour="18" minute="05" timezone="Eastern" utc-hour="-4" utc-minute="00" /> I'm parsing the XML using SimpleXML, and storing that in a class. I also tried printing out the following: print strtotime($x->time->attributes()->hour . ":" . $x->time->attributes()->minute) . "<br>\...

C String literals not in machine code?

I need to slightly change a string in an exe which I dont have source code for anymore. It was writtin in C. I notice that C string literals do not seem to appear in the machine code listing at all - not in raw ASCII anyway, not in utf8/16/32 or anything like that. They seem to be encoded, I am guessing as part of 32bit op-codes. For ex...

Initialising a std::string from a character

There doesn't seem to be a standard constructor so I've taken to doing the following void myMethod(char delimiter = ',') { string delimiterString = 'x'; delimiterString[0] = delimiter; // use string version ... } Is there a better way to do this? ...

PHP line breaks don't seem to work

I have the following code that sends a message using the mail() function. Everything works fine except the line breaks at the end of each line don't seem to work. As you can see I am using " \r\n " hoping that this will give me a line break but it doesn't I have added <br> to get the break, but I would rather not use that in case someone...

How to add or replace a query string parameter in classic ASP?

I have a set of links in header.asp which is included on every page; these links have their href attribute set to whatever the current page is plus a linkID param. Sometimes the page the link references will have query string params, but other times it won't. If the current page URL contains the linkID param already I need to replace it,...

Moq converts It.IsAny<Exception> to It.IsAny<string> in expectation

I'm using Moq for unit tests, and I've set up an expectation like this: myMock.Expect(w => w.MyMethod(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>(), It.IsAny<System.Exception>(), null)) .Returns(myResult); the method it is mock...

.NET fill StreamReader from Textbox

I want to parse user input in a streamReader. My code is: string txt = txtin.text ; //<~~ txtin is something like root:x:1:1.... using (TextReader reader = new TextReader( txt)) { string line = ""; while ((line = reader.ReadLine()) != null) { string userName = line.Substring(0, line.IndexOf(':')); } } I get ...

Are there any cleverly efficient algorithms to perform a calculation over the space of partitionings of a string?

I'm working on a statistical project that involves iterating over every possible way to partition a collection of strings and running a simple calculation on each. Specifically, each possible substring has a probability associated with it, and I'm trying to get the sum across all partitions of the product of the substring probability in ...

How do I find out if first character of a string is a number?

In Java is there a way to find out if first character of a string is a number? One way is string.startsWith("1") and do the above all the way till 9, but that seems very inefficient. Edit: After the answer, I found out a regex way to do this as well: s.substring(0,1).matches("[0-9]") ...

How can I merge fields in a CSV string using Python?

I am trying to merge three fields in each line of a CSV file using Python. This would be simple, except some of the fields are surrounded by double quotes and include commas. Here is an example: ,,Joe,Smith,New Haven,CT,"Moved from Portland, CT",,goo, Is there a simple algorithm that could merge fields 7-9 for each line in this format...

Access javascript variables from calling scope.

I am trying to define a function which can access variables which are in the scope of the function that is calling it. ( I am attempting to build a string formatter that is prettier than "a" + b, and more terse than String.format("a{0}",b). So I can get SF("a{b}"), and I don't know if it is possible ) so function magic(str) { re...

What is proper encoding for converting a string to a byte array

I am having some sort of problem with encoding in my ASP.NET HTTPHandler, which uploads a file. The file content is passed in a hidden form variable from a ColdFusion web page which is using something called "ToBase64". In ColdFusion, the code used to place the file content into a form is as follows: <cffile action="readBinary" file="#...

Parsing XML in .NET

Hi Fellow StackOverflowers, I am receiving a string in one of my .NET function. The string when viewed from the XML Visualizer looks like this: - <root> - <Table> <ID>ABC-123</ID> <CAT>Housekeeping</CAT> <DATE>21-JUN-2009</DATE> <REP_BY>John</REP_BY> <LOCATION>Head Office</LOCATION> </Table> - <Table> <ID>ABC-124</ID> <C...

Python string Formatting

I have a string of this form s='arbit' string='%s hello world %s hello world %s' %(s,s,s) All the %s in string have the same value (i.e. s). Is there a better way of writing this? (Rather than listing out s three times) ...

In Perl, why do I get a syntax error when I try to use string eval?

Why isn't this working? eval "$response = $ua->request($r);" print "$@"; gives: syntax error at (eval 8) line 1, near "=" ...

Call C DLL function from C# - convert char parameter to string

Hi all, I'm trying to call a method from a DLL written in C, from my C# application. Here is how I've implemented the call: --> C method signature: (from a third-part company) Int16 SSEXPORT SS_Initialize(Uint16 ServerIds[], Uint16 ServerQty, const char PTR *Binding, const char PTR *LogPath, Uint16 LogDays, Int16 LogLevel, Uint16 MaxT...

SQL query result in a string (or variable)

Is it possible to output SQL query result in one string or variable? (i'm bad in php and mysql) Let's say I have db "agents" with columns - agent_id, agent_fname, agent_lname, agent_dept. Using this query: $sql = SELECT a.`agent_fname` FROM agents a WHERE a.`agent_dept` = 'FCA' I want to get a string or a variable, so I can use it in...

C# String replace with dictionary

I have a string on which I need to do some replacements. I have a Dictionary<string, string> where I have search-replace pairs defined. I have created following extension methods to perform this operation: public static string Replace(this string str, Dictionary<string, string> dict) { StringBuilder sb = new StringBuilder(str); ...

python String Formatting Operations

Faulty code: pos_1 = 234 pos_n = 12890 min_width = len(str(pos_n)) # is there a better way for this? # How can I use min_width as the minimal width of the two conversion specifiers? # I don't understand the Python documentation on this :( raw_str = '... from %(pos1)0*d to %(posn)0*d ...' % {'pos1':pos_1, 'posn': pos_n} Required outpu...