rm is a basic command line tool on Linux OS. It is efficient but can be dangerous if we use incorrectly because it can delete all files and can’t undo. The post shows a way to change its default behavior. Create Shell Script myrm Write a shell script and make Read more…
I find a old C plus plus project wrote all log to a local file, it didn’t truncate the local file but just append strings. Here is a simple file, I used the string “finished” to split it to different parts. this is a story about history haha finished the Read more…
The post shows how to display the normals of cells on the 3D model by ParaView.
The general steps are in the demo video.
1. Clip model for better watching
2. Add normals filter
3. Show wireframe for better watching
Here is a video to show how to change the density of model by MeshMixer, then compare the new model and old model in ParaView. The general steps are in the following part.
We can generate different 3D models of string in the page Create 3D Text. All fonts are free for individuals and business use. They come from the website https://ziyouziti.com. You can visit it if you are interested in these fonts. I will display the general effect of these fonts in Read more…
git merge – master – dev – master merge dev git merge another branch.xmind
squash commits original scene git rebase -i a60635 combine last three commits by squash final scene squash commits by git.xmind
I upgrade my server OS to CentOS 8.1, besides that the PHP, WordPress, and apache had been also upgraded to the latest version. All data had been back up by plugin UpdraftPlus, I planned to use it to restore my website. Here are some problems I met when I restored Read more…