search for a string with grep, and the result is a large piece of output on the screen, which feels endless and is probably a long line. Please look at the picture when the string you are looking for is in such a long line, how can you avoid this k...
execute the following command: ps aux | grep-n redis-server | grep-v grep the process information of redis-server can be found normally. (Note: grep-v grep is to exclude the process information of grep itself from the results) but write it as a...
excuse me: what does the ~ $ after this bash code grep mean? grep-z-vE ~ $ Baidu and Google have no results. Who can give me some advice? Thank you very much! ...
problem description what I may have described is a bit of a problem, maybe it has nothing to do with zsh. The specific problem is: first of all, the content in my file1 is as follows: asdsdf sdfsdbbb abbbb then I run the following command in iterm:...
for example grep 20180906834424 test.log | awk {print $2} the above code will produce a result. How can I use this result as a parameter of grep to re-search the test.log file? grep 20180906834424 test.log | awk {print $2} | xargs grep PATT...
I use docker logs-f container_name | grep xxx to have the effect of Filter? Then I tried other continuously increasing log files and found that grep had no effect ....
in many frameworks, each table corresponds to a model,. We usually add a service layer in the MVC to deal with business logic. Why not directly manipulate the db class in the service layer What is the advantage of the framework doing this (one model p...
my understanding is: Front-end page (such as an index.html) web server (such as apache) backend programs (such as writing one in java or php) in my concept, the three are separate, but in nodejs, 2 and 3 seem to be together, and you can t alw...
I use the custom upload adapter of custom ckeditor5, which can upload normally, but I don t use the official adapter to clear the files that failed to upload, and I use my own adapter. After failure, the edit box cannot be edited class MyUploadAdapter...
using Mini Program template message push, looking at the official documents, it seems that can only be sent after the payment is triggered from Mini Program or the form is submitted. However, the business requirement is that you can send message notifi...
Code: {}new Object()Object.create(null) isPlainObject: function( obj ) { var proto, Ctor; toStringobjObject if ( !obj || toString.call( obj ) !== "[object Object]" ) { return false; } ...