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Questions tagged [control-characters]

Control characters are non-printing characters used to send signals to the output terminal.

Control characters are generally non-printing characters that are used to send signals to the output terminal.

More information is available on Wikipedia.

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Ruby method to generate control character?

If I want to add a control character to a string, is there a method to do so? I tried looking at the regexp class in the API, but that only seems to be relevant when you are searching for a control character.
user2993456
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Windows-1252 (80-9F) control characters are inserted as � in oracle db when it is inserted from sqlplus in linux server

When I insert the Windows-1252 (80-9F) control characters from sql developer in windows, they get inserted correctly into oracle db. But when I use sqlplus in linux server, the control characters are inserted as � in same db. For example, when I…
Prabhakar Kalaiselvan
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Does syslog-ng support new line control characters in message?

I've configured syslog-ng for a java application running on sles 10, when an exception occurs it shows stack trace without new lines. any suggestion is appreciated.
Mehdi Eshaghi
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Illegal Quoting error with Ruby CSV parsing

I know there's lots of similar questions but I haven't found a solution yet. I'm trying to use the CSV parsing library with Ruby 1.9.1 but I keep getting: /usr/lib/ruby/1.9.1/csv.rb:1925:in `block (2 levels) in shift': Illegal quoting in line 1.…
RTF
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Multiple Keypress Detection in KeyPress event

I'm using Visual Studio 2013 and writing in VB.NET. I am creating a project for an internship at school. Right now in one of my forms I have it where you must type in your name. Here's some pertinent information. For the TextBox I do have Property…
Richard Paulicelli
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I see a character called xDB on notepad++. What character is this?

What is this character All I really need to know is what is this character. I have not seen anything like this before. How do i remove this using Vb.net: data = data.Replace(Chr(???????), "") Is there a specific control character decimal number or…
Angel_Boy
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Mass Find and Replace control characters in SQL

ASCII control characters are finding their way in to databases I maintain at a semi-frequent basis. While I plan to implement the means to prevent them from being INSERTed in to SQL I have to first deal with characters already present in the…
John
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Inserting control characters into a Chrome text input field

I am trying to populate a text input field using javascript based text the user clicks on within a grid. The user can select text within a grid cell and select text from multiple grid cells. To handle multi-grid cell selection I would like to insert…
Andrew
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What are control characters, why do they exist, and what are they used for?

When I am using the terminal, I will often press, for example, alt plus an arrow key, and instead of doing what I expect (usually moving the cursor) I get a "Control Character" like [[A; or something like that. What letters I get seems to be very…
Drew
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How to remove group seperator from text file

I have a text file that was created on a windows PC that I'm then opening on a debian machine. I open it in nano and at the bottom it says (Converted from DOS format). When I grab a single line out of the file and look at it's binary representation…
David
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Special Characters and Java String

I have text string (Java String) which should contain 'gerald.o'leary'. In realty it contains a control character in addition to the rest, 'c2'. I have included the hex dump, please see image1.png for a hex dump. When I save it to the db and read…
kmansoor
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Converting control characters to graphical in PHP

I need a PHP code that would convert control characters to graphical (like U+0000 to ␀ (U+2400)). Unicode 0000-001F should be replaced with unicode 2400-241F. I am writing a PHP code that would show the contents of the file.
gskartwii
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What control character required for enter(return) in socket resource?

I want to put enter(carriage return) in telnet socket resource. \r is not working. Please suggest how to do enter so that command will be fired in the socket. like show version is a command that i want to execute on cisco switch. show version\r is…
talktopk
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Control characters appearing in XDocument.Save(), but visible to Unix only?

I am saving a simple XDocument using xDoc.Save(result.Filename, SaveOptions.OmitDuplicateNamespaces); When we open the file and process it on a Windows system (Server2008 or Win7) the xml is correct and processes in the next system…
BlueChippy
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Path with control characters as an argument for shell from Python

I'm trying to open a path to file with some application. The problem is that the path contains various control characters that make it difficult to open the file. The following code shows my last attempt which prefixes control characters with \ but…
xralf
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