Lt Unary Operator Expected Shell Script Error

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. 13:10:41 EST). Re: [1/4] powerpc/mm: Clean up error handling for htab_remove_mapping. 19:28:50 EST). /bin/bash: line 0: [: -lt: unary operator expected.

How could I do this with echo? perl -E ‘say "=" x 100’

Advanced Bash-Scripting Guide An in-depth exploration of the art of shell scripting Mendel Cooper <

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Script to start, stop and check status of a Play framework application. When I try it I get the following Error: ERROR [Play script doesn't exist!]. It works perfectly but I get line 263: [: !=: unary operator expected on start. "200" ] && [ $ COUNTER -lt 10 ]; do 259 sleep 1 260 # Issue HTTP GET request using wget to check if.

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unary operator expected in shell script when comparing null. – unary operator expected in shell script when comparing null value with string. unary operator expected How can I solve this? shell. Shell script Error :.

What does "unary operator expected" mean. From LinuxIntro. Jump to: navigation, search. The bash message. error messages; shell scripting tutorial;

Stay Out Of Trouble. unary operator expected. line causing a problem later in the script. What happens is the shell keeps looking for the closing quotation.

Note that integer and string comparison use a different set of operators. -lt. is less than. if [ "$a" -lt "$b" ]. -le. is less than or equal to. if [ "$a" -le "$b" ]. <. $0` filename" >&2 # Error message to stderr. exit $E_NOARGS # Returns 85 as exit status of script (error code). fi filename=$1 if [ !. So far, everything as expected.

I am comparing numbers in a file by shell script. Following anippet of my code gave me line 22: [: -lt: binary operator expected Error. Code:

Check out my other tutorials on the Unix Page, and my. Check my blog Table of Contents. C shell problems; Quoting long strings, $ and ! The ad hoc parser

I used shell scripts and extension attributes (to track failures) and policy and BIND. "/private/tmp/ line 61: [: -lt: unary operator expected". I did notice that when it was failing with the unary operator error, it WASN'T able to do.

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2015年7月15日. 「unary operator expected」のエラーになる場合は、if文で評価する変数に値が入っ ていないケースを考慮して "変数" のように""で変数を囲めばエラーの対処になるかと 思います. Shell. $ sh ls:. LINEへ送る. – Linux シェルスクリプト.

Shell Programming and Scripting BSD, Linux, and UNIX shell scripting. -lt: unary operator expected". Error unary operator error: innocent: Shell Programming and.

perlop. NAME DESCRIPTION. Operator Precedence and Associativity Terms and List Operators (Leftward) The Arrow Operator Auto-increment and Auto-decrement

contents · index · other versions · english · português · español. 1 – Introduction. Lua is an extension programming language designed to support general.

1. Why this guide? The primary reason for writing this document is that a lot of readers feel the existing HOWTO to be too short and incomplete, while the Bash.

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