American Standard Code for Information Interchange is a character-encoding scheme based on the ordering of the English alphabet. ASCII codes represent text in computers and devices that use text. It includes definitions for 128 characters - 94 printable and 33 non-printable.

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521 views

What character encodings were used before 1963?

It is said that the first character encodings, ASCII and EBCDIC, appeared in 1963. My question: What character encodings preceded them? Did computer process characters before 1963? In particular, ...
9
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7answers
7k views

What's the point of ASCII mode in FTP?

Why is there an ASCII mode in FTP, which is prevalent in today's software and FTP implementations? Why not just always use binary regardless of the data?
9
votes
3answers
1k views

Are there programs that convert PowerPoint block diagrams to ASCII text diagrams?

I'm looking for a program to convert PowerPoint block diagrams to ASCII. I found Ditaa, which does the exact opposite of what I want done. +--------+ +-------+ +-------+ | | --+ ...
7
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4answers
1k views

ASCII-art unicorn one-liner [closed]

I need to spruce up my debugging messages. I have a smiley in there :D, but someone suggested using a unicorn. There are some nice resources on ASCII unicorns (e.g. ...
7
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1answer
2k views

The '¤' character

Lately I've started wondering about the ¤ character which is shift+4 on my Norwegian keyboard (it's also present on several others, including the U.S. International keyboard layout). I've never seen a ...
4
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3answers
26k views

How to type smiley face ASCII☺?

How to type smiley face ASCII ☺ ? P.S I copy pasted ☺ from a site. ☺
4
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2answers
4k views

How can I identify non-ASCII characters from the shell?

Is there a simple way to print all non-ASCII characters and the line numbers on which they occur in a file using a command line utility such as grep, awk, perl, etc? I want to change the encoding of ...
4
votes
2answers
13k views

How to type non-printable ASCII characters in Mac OS X Terminal?

To communicate with a serial-type device over a telnet socket, I need to type the null character (ASCII 0) and all other non-printable ASCII characters. On Windows, you hold ALT and type the ASCII ...
4
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1answer
11k views

Why does [ALT+224] return Ó instead of alpha?

I'm on WIN 7. I found that windows is using ANSI, not ASCII. So when I type ALT + 224 i get Ó, instead of α. To get α I have to manually copy it from the windows character map every time I want to use ...
4
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5answers
5k views

How can I find non-ASCII characters in text files?

Is there a tool that can scan a small text file and look for any character not in the simple ASCII character set? A simple Java or Groovy script would also do.
3
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2answers
185 views

What do the first 32 characters of the ascii table do?

The first 32 characters of the ASCII table (0x00 - 0x1F) are all of the non-printable characters (with the exception of 'DEL' which comes at the end of the table). What are these used for, other than ...
3
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3answers
1k views

Unicode vs. ASCII [closed]

Why is Unicode used in the latest operating systems instead of ASCII?
2
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4answers
2k views

In linux how do I to get ' quote ` back-tic through the shell into sed.

In linux how do I to get the ascii decimal/hex/oct code from a char or a ascii char from a decimal/hex/oct code. I see from the gnu sed user manual that I can use the \d# \o# \x# to specify a ...
2
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2answers
3k views

Converting ascii Russian to Russian?

I have a text document that is supposed to be written in Russian but it seems to instead be ascii: Óñòàíîâêà: 1)Çàïóñêàåì QuidamStudioSetup3.15.exe 2)Ïðè çàïðîñå ñåðèéíîãî íîìåðà ââîäèì How could I ...
2
votes
3answers
18k views

Tool to convert a file of HEX to ASCII character set?

Question: Is there a known tool to convert a file consisting of 2 byte Hex into ascii? Note: - Maintain file offset listing in bytes Example: File contents: 00000000 0054 0065 0073 0074 0020 ...
2
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3answers
972 views

How do I make 'man ascii' work on Fedora 11

Upgrading from Fedora 9 with a full reinstall off the non-developers CD image, then installing various packages. man ascii doesn't work -- what do I need to install to get this to work?
2
votes
2answers
4k views

Utility for converting Shift-JIS encoded files to UTF-8 encoded files

My client has a ton of Japanese text files which are encoded in Shift-JIS. They need a utility which can convert these files to UTF-8. Ideally, the tool would offer both command-line and interactive ...
2
votes
3answers
175 views

Is there a way to type <enter> instead of <return> on a Mac keyboard?

Even though Macs have only one keyboard key for it, there is a difference between (carriage) return and enter. I need to type an enter (not return) into a field (it's a macro utility, and there's no ...
2
votes
2answers
7k views

show hexadecimal/ASCII codes on NP++6.3

Ia there a way to show the hexadecimal/ASCII for all text showing in the editor? I use XP and NP++6.3 Thanks Masoud
2
votes
2answers
2k views

ascii mode ftp between two linux boxes does undesired CRLF translation

Using the FTP command I transferred an xml file from a Red Hat Enterprise Linux box which happens to be in Europe to another RHEL box in the United States. I didn't specify a transfer mode so it ...
2
votes
2answers
327 views

Lowercase Greek alpha in ASCII on OS X

Does anyone know the three digit ASCII code for the lowercase Greek letter 'alpha' for OS X? 945 doesn't work and the only list I've found that works for me is here but the list doesn't contain the ...
2
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0answers
39 views

Is there a key combo that's usable for Unicode characters in the same manner as ASCII characters? [duplicate]

Possible Duplicate: Typing strange letters¿ w/o numpad? If you open up Window's Character Map and select, say, Arial as the font then you're obviously shown all of the characters that ...
2
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2answers
838 views

Print an ASCII file to a printer connected through USB

From my working program, I need to print an ASCII file to a printer connected through USB. So far this was working fine as we used LPT1 with the following command. Type filename > prn But the ...
2
votes
2answers
1k views

How to convert PDF to ASCII Postscript so the contained text can be searched/replaced?

According to Chapter 3.2 of the PostScript Language Reference, "there are three encodings for the PostScript language:ASCII, binary token, and binary object sequence". We've been generating PDF files ...
2
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1answer
1k views

powershell import-csv mangles diacritical characters

I am trying to create users in AD (2003 server R2) from a CSVfile using PowerShell (v2) when I use import-csv the resulting data gets mangled when names have diacritical characters in them. Jerónimo ...
1
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5answers
6k views

Key for 'ë' , e with a diaeresis, in windows [duplicate]

Possible Duplicate: How do you type Unicode characters using hexadecimal codes? Is it possible to generate this symbol 'ë' i.e. e with a diaeresis from the keyboard in windows?
1
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2answers
475 views

Windows ALT+NUMPAD ASCII Key Combos

You all probably know about Windows' ability to render any character by specifying it's ASCII code using the numpad. To do so, you press and hold the Alt key while sequentially pressing the numbers ...
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6answers
35k views

ASCII Code for the TAB Character? (Want to be able to input tabs into a web page textbox)

As I'm sure that pretty much everyone on here is aware the "Tab" key when used on a webpage simply jumps to the next element on the page; whether is be a checkbox, radio selector, button, another ...
1
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2answers
2k views

cleaning up pdftotext font issues

I'm using pdftotext to make an ASCII version of a PDF document (made with LaTeX), because collaborators prefer a simple document in MS word. The plain text version I see looks good, but upon closer ...
1
vote
2answers
409 views

EOF ASCII/HEX code in text files

As far as know in the end of all files, specially text files, there is a Hex code for EOF or NULL character. And when we want to write a program and read the contents of a text file, we send the read ...
1
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1answer
590 views

By which program can I change UNICODE filenames in my whole disk to ASCII?

By which program can I change UNICODE filenames in my whole disk to ASCII?
1
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2answers
59 views

Is there a web site that allows you to draw an ascii chart with boxes and arrows easily?

Ascii drawings and charts are a useful way of documenting software and can be included directly in source files near the code they document. I'm looking for an online tool to draw them and be able to ...
1
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1answer
143 views

CMD Choice high-range characters

As a test, I tried this: C:\Users\Kolink>choice /C ` ERROR: Invalid choice. The valid choice characters are: a-z, A-Z, 0-9 and ASCII values of 128 to 254. How exactly would I add ASCII values ...
1
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2answers
54 views

Word adding newlines after replaced text?

For a video game, I'm making an ascii map of 1s and 0s which the program makes a 3D labyrinth out of. This is obviously not fun to edit (100x100). To make it easier, I tried setting up Word's ...
1
vote
1answer
668 views

Unable to convert file to UTF-8

I am on Windows XP sp3 and I am trying to convert a file from ASCII to UTF-8. I use notepad++ to do this. I go to Encoding > Convert to UTF-8 without BOM. I save the file, reopen and it is still on ...
1
vote
2answers
967 views

ASCII codes appear in Excel '03 but not '07

Part I - I have a spreadsheet that was from data exported from an application. When I open it, I can see the 'boxes' that usually are from a line break or paragraph break in a cell. IF I view the ...
1
vote
1answer
185 views

Turn off ALT + numeric keypad ASCII symbol insertion?

Call me old fashioned but I like to use the cursor keys on the numeric keypad with Num Lock turned off. (There was a time many years ago when standard keyboards only had this...) This is fine most of ...
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0answers
37 views

Email text encoded with ASCII+1 scheme?

Something extremely strange is happening to me. I receive an email newsletter (about film news) and recently most of its text has suddenly begun to look like gibberish. The corresponding article, ...
1
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1answer
605 views

GNU Screen: using VT100 ASCII codes

I try to move with the VT100 keys here in GNU Screen: $ screen $ hello <left><left> ESC C ESC D but "ESC D" deletes until the end of line and ESC C does nothing. Perhaps, I am not using ...
0
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1answer
43 views

ASCII text files

Given a file contains ASCII characters is there anyway to determine the operating system of origin? This needs to work regardless of the existence of newline characters
0
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3answers
61 views

Windows text file viewer that works on Linux text files

Is there a Windows application like Notepad.exe that will view ASCII files that have the Linux-style newline sequence of a single ASCII LF character? This would be like a gedit for Windows. I need ...
0
votes
1answer
248 views

Set DOS console mode (40 character mode)

How exactly would you set the DOS console to 40 character mode (which I believe looks like this)? I know you can do it, as in old games like ZZT.
0
votes
1answer
78 views

Hide non printable characters in vim

Vim shows non-printable characters prefixed with a ^ (for instance ^@ for a NUL byte). I have a column based file containing both printable and non-printable characters which is difficult to read, ...
0
votes
1answer
112 views

Search for non-characters (character replacement indicators)

I have a text file (actually a .csv exported from .xlsx in LibreOffice) with lines that have gibberish when opened in LibreOffice Calc. In VIM they appear as the following: Joe User, joe@user.com, ...
0
votes
2answers
1k views

ASCII smiley code used for the main character in Rogue

What is the terminal code for the old square ASCII character used in the original Rogue game? Here's a game that uses it as its main character: ...
0
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2answers
403 views

Why does Mercurial think my source files are binary?

I've been working on a programming project in Notepad, so far. Today, I opened my source files in an IDE to debug one thing, and the IDE converted saved my files as binary (or so Mercurial reports, ...
0
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1answer
2k views

Unconvert Text File from Binary Format

I've got a rather large CSV file (~700MB) which I know to consist of lines of 27-character alpha-numeric hashes; no commas or anything fancy. Somehow, during its migration from Windows to Linux (via ...
0
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1answer
621 views

How to conveniently create and edit ASCII tables?

Are there any text editors which can read in a plain-text file containing an ASCII table and render the table wih convenient table-editing tools such as "add row," "auto-fit column width," "delete ...
0
votes
1answer
87 views

Where can I find a list of ASCII symbols? [closed]

I don't have a keypad or number lock on my laptop. I have learned how to make a heart with <3 but I want a list of other characters not requiring the Alt key
0
votes
1answer
184 views

An application to view a ascii format matrix file as an image?

The image format is an ascii text, with numbers separated by spaces (black & white image). Per number per pixel. Is there any way to view this image by some application? I know I can write codes ...