The library OpenCTM can be used to compress 3D data files. The new compressed file has only about 1/10 size compared with the original file. We can use vertex property to store the model’s color which is often PointData’s scalar in VTK. The following code snippet shows how to use Read more…
The Basic Knowledge About Docker. To find all containers and images: [parallels@localhost ~]$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES [parallels@localhost ~]$ docker images REPOSITORY TAG IMAGE ID CREATED SIZE mono latest 2ba93b1033ba 2 weeks ago 690MB hello-world latest fce289e99eb9 11 months ago 1.84kB To read information Read more…
Last night I read some pages in VTKUsersGuide to learn VTK factory mechanism. I got the basic steps of defining my own factory and use it. Implement virtual function which is declared in vtkObjectFactory. virtual const char* GetVTKSourceVersion(); virtual const char* GetDescription(); Create Object Use the protected function RegisterOverride which Read more…
Email is used in our working frequently, we have to send emails to different people, it is too boring to send similar content to different friends manually. Python can help us to handle the task successfully, we need to use the library smtplib and email.mime.text. I use my sina account Read more…
Many git commands have a interesting option –patch or -p for short, it allows a user to go through every change and asks what to do instead of adding all changes in the file to a new index. git add -p Developer often edits the same file multiple times and Read more…
Read a single txt file and indent every paragraph. myReader.py def getText( filePath ): with open( filePath ) as file: content = file.read() paragraphs = content.split( ‘\n’ ) file.close() newContent = “” for para in paragraphs: newContent = newContent + ” ” + para + “\n” return newContent main.py import Read more…
The article shows a few simple examples which use python to edit PDF. Copy And Encrypt PDF Just copy an existing PDF and generate a new file which is encrypted import PyPDF2 fileName = “/Users/weiyang/Desktop/Test.pdf” newFileName = “/Users/weiyang/Desktop/NewTest.pdf” file = open( fileName, ‘rb’ ) reader = PyPDF2.PdfFileReader( file ) writer Read more…
Let’s read the history of user’s commitment by $ git log firstly. @{ } We can find details information about these commits by order with syntax @{ }. $ git show HEAD@{0} $ git show HEAD@{1} $ git show HEAD@{2} $ git show HEAD@{3} The syntax @{ } can also Read more…
Develop environment: VTK-8.2.0 Qt Creator 4.9.0 Based on Qt 5.12.2 (MSVC 2017, 32 bit) CMake 3.14.3 CMake Generator: Visual Studio 16 2019 Configure compilers for my building kit C compiler： C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/MSVC/14.21.27702/bin/Hostx64/x64/cl.exe CXX compiler： C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/MSVC/14.21.27702/bin/Hostx64/x64/cl.exe More details are in the following image. We Read more…