control-characters

How to handle incoming control characters in a custom terminal?

For my project I needed to create a custom terminal-like window and connect to a Cisco router through console port. So I inherited a TextBox and created a custom control in WPF. And I thought it would[详细]

2023-04-08 04:48 分类：问答

How to remove ETX character from the end of a string? (Regex or PHP)

How can I remove the ETX character (0x03) from the end of a string? I\'d either like a function, otherwise I can write a regular expression, all I wan开发者_运维百科t to know is how to match the ETX c[详细]

2023-04-07 14:16 分类：问答

Using a Regular Expression to Find XML character references for control characters

I need some help figuring out the regex for XML character references to control characters, in decimal or hex.[详细]

2023-04-05 17:55 分类：问答

Is there a Qt function to (un-)escape (at least) the ASCII formatting characters (d 0..31) in a QString?

I don\'t like reinventing the wheel and this seemed like a pretty basic function.The same concept as the开发者_运维问答se two questions except specifically for QStrings?QRegExp has an escape function[详细]

2023-04-04 17:12 分类：问答

Why is there an escape sequence for VERTICAL TAB?

Another question, What is a vertical tab?, describes what 开发者_开发技巧the vertical tab character was originally used for.[详细]

2023-04-03 17:12 分类：问答

Escaping control characters in Oracle XDB

I\'m completely new to Oracle\'s XDB, in particular using it to generate XML output from a database table, and am working on an application which is moving from 9i (Oracle9i Enterprise Edition Release[详细]

2023-04-01 16:00 分类：问答

Arrow keys turn into control characters in Telnet

I\'m in an Ubuntu terminal, and telnet to a server. Now whenever I type \'up\', it turns i开发者_StackOverflownto ^[[A. Other arrow keys also turn into control characters. Is there a way I can run tel[详细]

2023-04-01 01:07 分类：问答

Removing control characters from a UTF-8 string

I found this question but it removes all valid utf-8 characters also (returns me a blank string, while there are valid utf-8 characters plus control characters). A开发者_StackOverflows I read about ut[详细]

2023-03-22 05:02 分类：问答

Replace mixed escape sequences, control characters and literals with Sed?

I have a weird mix of literal, visible and escaped control characters in a data dump that I need to clean (preferably with sed), f开发者_如何学编程or example ^A, ^B, \\N (literally), and visible newli[详细]

2023-03-20 07:51 分类：问答

How do I create SAS fixed-format output containing end-of-line control characters?

I am using SAS\'s FILE statement to output a text file having fixed format (RECFM=F). I would like each row to end in a end-of-line control character(s) such as linefeed/carriage return. I tried the[详细]

2023-03-16 07:20 分类：问答