大约有 9,000 项符合查询结果（耗时：0.0550秒） [XML]
how to use sed, awk, or gawk to print only what is matched?
...
My sed (Mac OS X) didn't work with +. I tried * instead and I added p tag for printing match:
sed -n 's/^.*abc\([0-9]*\)xyz.*$/\1/p' example.txt
For matching at least one numeric character without +, I would use:
sed -n 's/^.*abc\([0...
Using port number in Windows host file
... have changed the wampserver port to 8080, so the address is http://localhost:8080.
10 Answers
...
How to fix Error: listen EADDRINUSE while using nodejs?
... @Nobita Does this work in Windows? Now I realize it might be a MAC OS command. Anyway, I restarted my PC and didn't get this error anymore. I think some other application was using the same port node was trying to use.
– Ulysses Alves
Jan 5 '16 at 13:49...
Postgres - FATAL: database files are incompatible with server
...raded to 11 or 12 from 10.x you can run the below command to upgrade your postgres data directory retaining all data:
brew postgresql-upgrade-database
The above command is taken from the output of brew info postgres
share...
Connect to Amazon EC2 file directory using Filezilla and SFTP
... upload files to the server directory using FileZilla in the simplest and most straightforward fashion possible.
14 Answer...
What is RPC framework and Apache Thrift?
...rift, we talk about a framework designed to be efficient, and available across both OS platforms and programming languages. Additionally, you have some flexibility regarding transports (such as sockets, pipes, etc) and protocols (binary, JSON, even compressed), plus some more options like SSL or SAS...
How to differentiate single click event and double click event?
...t to get "this" under control: playcode.io/492022
– LOstBrOkenKeY
Jan 31 at 10:52
add a comment
|
...
Check whether HTML element has scrollbars
...s might not be the accepted solution, but it worked for me. Robert, for those cases, couldn't you also fetch the css overflow property to test for those cases (eg div.scrollHeight>div.clientHeight && !(div.style.overflow && div.style.overflow == 'hidden'))?
–...
Docker how to change repository name or rename image?
I'm trying to change repository name of the image:
7 Answers
7
...
Does Python SciPy need BLAS?
...uild and installation instructions, but the instructions there now rely on OS binary distributions. To build SciPy (and NumPy) on operating systems without precompiled packages of the required libraries, you must build and then statically link to the Fortran libraries BLAS and LAPACK:
mkdir -p ~/sr...