sed

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How to use sed to remove all double quotes within a file

I have a file called f开发者_运维知识库ile.txt.It has a number of double quotes throughout it.I want to remove all of them.[详细]

2023-04-10 12:47 分类：问答
Bash regex finding and replacing

I don\'t know if th开发者_运维百科is is possible, but can you dynamically alter a find/replace?[详细]

2023-04-10 02:43 分类：问答
What is the most efficient way to subtract one list from another?

I am trying to subtract List_1 (50k lines) from List_2 (100k lines) , when an item in List_1 is an exact match for an item in List_2. I am using grep, specifically:[详细]

2023-04-09 10:12 分类：问答
Find and replace strings using sed

I am trying to replace strings in a document that enclosed in single quotes, to a string without. \'test\' ->开发者_开发技巧; test[详细]

2023-04-09 07:31 分类：问答
Vim Regex Duplicate Lines Grouping

I have a log file like this: 开发者_如何转开发12 adsflljl 12 hgfahld 12 ash;al 13 a;jfda 13 asldfj[详细]

2023-04-09 03:57 分类：问答
bash - determine a substring in one variable when an associated substring is known in another variable

Assuming I had two strings, one acts a string of space delimited keys, and another acts as the associative space-delimited values for each of the keys in the first:[详细]

2023-04-09 03:23 分类：问答
Append to end of line to specific lines

I am writing a shell script and need some help. This script will take a开发者_开发知识库 file name as input and will modify that input file according to some logic.[详细]

2023-04-09 02:54 分类：问答
Batch File using sed in windows - unexpected append instead of replace

I\'ve been tasked with migrating a group of batch scripts to Windows 7 (from XP) and have had a few problems using sed for substitution. What i need the line to do is find LogPath and anything inside[详细]

2023-04-09 02:05 分类：问答
Delete html tags in sed or similar

I am trying to fetch contents of table from a wepage. I jsut need the contents but not the tags <tr></tr>. I don\'t even need \"tr\" or \"td\" just the content. for eg:[详细]

2023-04-08 09:05 分类：问答
Using awk/sed to parse out multiple strings from a MySQL error

I have a bash script that needs to identify some important sub-strings within a MySQL error generated from a SHOW SLAVE STATUS\\G command run from the terminal.In particular, the line starting with La[详细]

2023-04-07 19:12 分类：问答