Posted on Aug 24, 2014 in Computer Science • Tagged with programming, tips, MATLAB
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
Things on this page are fragmentary and immature notes/thoughts of the author. It is not meant to readers but rather for convenient reference of the author …
Posted on Dec 12, 2016 in Computer Science • Tagged with programming, Apache Toree, Jupyter Notebook, JupyterLab, Jupyter Lab, Spark
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
** Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives. **
Posted on Dec 04, 2019 in Computer Science • Tagged with programming, Bash, functions
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.
By default, variables defined in a function are global, i.e., they are visible outside the function too.
Posted on Dec 03, 2019 in Computer Science • Tagged with programming, Bash, loop
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
Fish Shell is preferred to Bash/Zsh. The following content is for Bash/Zsh only.
$ is a common mistake when using a shell variable.Posted on Oct 10, 2013 in Computer Science • Tagged with tips, SAS, programming
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
** Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives. **
SAS on Linux recognize …
Posted on Jan 09, 2014 in Computer Science • Tagged with programming, big data, Pig, Hadoop, tips
Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.
Pig uses -- (at the beginning of lines) to comment out lines.
It also support C-style comment, i.e., using /* ... */
Filter out records that you don't want …