2018#

• September 5, 2018
• in scheduling, powershell
• 5 min read

Use Powershell to manage Windows Scheduled Task

A recent project made me to use the Windows scheduled task to execute periodically some python scripts. After the project, I find using Powershell to manage the Windows scheduled task is not so straightforward, that's why I opened this post to share my experience on some common usage, and hope this can save your time if you also need to use it.

• July 29, 2018
• in markdown
• 1 min read

Convert markdown or rst to Atlassian Confluance documentation format

A recent working experience needed me to write doc on Atlassian Confluance documentation product. I will show you how to convert your markdown doc to Confluance version.

• July 28, 2018
• in python, markdown
• 1 min read

Use python tabulate module to create tables

If you want to create some tables from a python list, you can use the tabulate module, it can generate the table easily in text mode and in many formats, than you can past it into markdown, wiki files or add the print version to your python CLI in order to give a beautiful output to the CLI users.

• July 25, 2018
• in python, vmware
• 4 min read

Use pyVmomi EventHistoryCollector to get all the vCenter events

pyVmomi eventManager's QueryEvents() method returns by default only the last 1000 events occurred on the vCenter. I will show you how to use another method CreateCollectorForEvents() to create an EventHistoryCollector object and then we use this object to collect all the events in a given time range by using its method ReadNextEvents().

• June 26, 2018
• in python, powershell, package
• 5 min read

Install Python on Windows with Powershell without administrator privileges

As a Windows DevOps, I often use Powershell and Python, Powershell is installed by Windows out of box, but this is not for Python. And for my working environment, I don't have the administrator privileges on some servers. I will show you in this post how to rapidly deploy Python on Windows as a standard user by using Powershell with Nuget.

• June 22, 2018
• in git
• 2 min read

Git untrack submodule from git status

When we have submodules in a git repo, even if we add the submodules' folders into the .gitignore file, these submodules folders are still tracked from the git status output.

• June 21, 2018
• in python
• 3 min read

Import Python module with sys.path variable when without __init__ file

We're familiar to put a python file inside a folder, and create a __init__.py file under the same folder, then we can easily import the file by import the folder, as the folder is transformed to a python module. But if we don't have the __init__.py, how can we import it?

• June 3, 2018
• in python, file
• 2 min read

Converting Python json dict list to csv file in 2 lines of code by pandas

One of the fastest way to convert Python json dict list to csv file with only 2 lines of code by pandas.

• May 26, 2018
• in powershell, file
• 10 min read

Select-ColorString : A Unix's grep-like Powershell Cmdlet Based On Select-String With Color

Select-String with color, make Select-String of Powershell to highlight the search pattern like grep in Unix.

• May 22, 2018
• in python
• 2 min read

Using Readline In Python REPL On Windows With PyReadline and PtPython

As an ex-sysadmin, I'm in love with the Readline. In Powershell, we have its variation PSReadline. In Python REPL on Windows OS, I'll show you the PyReadline and the PtPython.