Products/Services for Escape Character

  • Optical Character Recognition (OCR) Scanners-Image
    Optical Character Recognition (OCR) Scanners - (25 companies)
    ...recognition (OCR) is sometimes confused with digital character recognition (DCR), but the two are different technologies. OCR scanners reproduce characters via optical compositing with lenses and mirrors. OCR technology also uses matrix matching... Learn More
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    Optical Character Recognition Software (OCR) - (24 companies)
    Optical character recognition (OCR) software translates images of handwritten or typewritten text into machine-editable text, which can then be opened and used with desktop publishing software, word processing, and other text editors. Optical... Learn More
  • Locks and Locking Systems-Image
    Locks and Locking Systems - (533 companies)
    Locks and locking systems are mechanical fastening devices designed to close and control access to doors, drawers, or containers. Common types of locks include cam locks, combination locks, deadbolts, padlocks, and key-operated locks. Learn More
  • Digital LED Displays-Image
    Digital LED Displays - (413 companies)
    ...searching for digital LED displays include: Number of rows. Number of characters per row. Character height. Color - Standard color choices for LEDs include: Red. Yellow. High efficiency red. Orange. Green. Blue. Wavelength - determined by the color... Search by Specification | Learn More
  • LED Message Displays-Image
    LED Message Displays - (285 companies)
    ...for larger characters and longer viewing distances than digital LED displays. Light-emitting diode (LED) displays are segmented or dot matrix displays allowing for numeric only and alphanumeric character representation. Light emitting diodes (LED) are PN... Search by Specification | Learn More
  • Leak Testing Equipment - (463 companies)
    Leak testing equipment is used to measure the escape of liquids, vacuum or gases from sealed components or systems. Image Credit: Agilent Technologies Inc. | Uson, L.P. Leak testing equipment is used to measure the escape of liquids, vacuum or gases... Search by Specification | Learn More
  • Vapor Recovery Systems - (27 companies)
    Vapor recovery systems are designed to recover vapors from gasoline or other fuels so that these gases do not escape into the atmosphere. They are used in the chemical process and petroleum industries to recover escaped vapors for either reuse... Learn More
  • Industrial Keypads - (218 companies)
    Industrial keypads are data input devices meant to control equipment in industrial settings, often by the use of characters and symbols allocated to 20 keys or less. Images credits: Digi-Key | SF Cable. Industrial keypads allow users to press keys... Search by Specification | Learn More
  • Liquid Crystal Display (LCD) Modules - (586 companies)
    ...modules include character specifications, viewing area specifications, and external dimensions. Character specifications include number of lines in the display and the number of characters per line. Viewing area includes the width and the height... Search by Specification | Learn More
  • Stairs and Stairways - (507 companies)
    ...a centralized pole or point. Straight stairs are staircases with a straight walk line. Fire escapes are emergency exits that are mounted to the exterior walls of buildings or structures. These stairs and stairways provide personnel with a way to escape... Search by Specification | Learn More
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...that needs to be escaped with a backslash if you want to match a period. This regular expression matches a period followed by three spaces.\.The backslash is typically used to match troff requests or macros that begin with a dot. \.nfYou can also use the backslash to escape the backslash. For instance...

...this command to detect "invisible " characters in the input.[6][6] GNU sed displays certain characters, such as carriage return, using the ANSI C escape sequences, instead of straight octal. Presumably, this is easier to comprehend for those who are familiar with C (or awk, as we'll see later in the book...

Release 3 UNIX systems.In 1989, for System V Release 4, several new things were added. The only difference between this version and POSIX awk is that POSIX uses CONVFMT for number-to-string conversions, while the 1989 version still used OFMT. The new features were:Escape characters in command-line...

...employing regular expressions whether they permit matching of newline characters; if not stated otherwise, the use of literal newline characters or any escape sequence equivalent produces undefined results. Those utilities (like grep) that do not allow newline characters to match are responsible...

...or in the replacement text, use a backslash (\) to escape it.Once upon a time, computers stored text in fixed-length records. A line ended after so many characters (typically 80), and then the next line started. There was no explicit character in the data to mark the end of one line and the beginning of the next...

...surrounds any occurrence of "UNIX " with the troff font-change escape sequences.gsub(/UNIX/, "\\fB &\\fR ")If the input is "the UNIX operating system ", the output is "the \fBUNIX\fR operating system ".In Chapter 4, Writing sed Scripts, we presented the following sed script named do.outline:sed -n ' s...

...print. I also want to avoid typos in print. for text processing, it should be easy to include the original sources into the text. But there are some characters (especially " " and ". " and ", " at the beginning of a line) that I must escape to prevent interpretation by I often want excerpts from...

...the escape sequences from disturbing the sort.Yet another way is to do something similar to what we did for "see also " entries. Because special characters are ignored in the sort, we could use the input.idx program to convert a troff font change sequence such as "\fB " to "~~~ " and "\fI...

...sequences listed in Table 7.1.Table 7.1: Escape SequencesSequenceDescription\aAlert character, usually ASCII BEL character\bBackspace\fFormfeed\nNewline\rCarriage return\tHorizontal tab\vVertical tab\dddCharacter represented as 1 to 3 digit octal value\xhexCharacter represented as hexadecimal value[3... whitespace). In the following example, the field separator is changed to a tab.$ awk -F "\t " '{ print $2 }' names 666-555-1111 "\t " is an escape sequence (discussed below) that represents an actual tab character. It should be surrounded by single or double quotes.Commas delimit fields...

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