The aim of this page📝is to present the type command in bash, noting there is no object model in bash that one may take for granted coming from Python & Powershell.
1. notes
- note that
typein bash does not tell you the type of variable you have - liketype(<name>)in…
The aim of this page📝 is to give code for getting the count of files in subfolders — note that this works only in direct subfolders right, it is not recursive. …
The aim of this page📝 is to compare positional args handling in bash VS posh (PowerShell) — as part of learning bash. Always good to get a feel of the differences between languages.
1. bash
all args with $*
$*is a special variable holding all of the passed arguments to the script via CLI
prnt(){…The concern is documenting reading through the history of changes of a file using git. As I deal with both clients and colleagues who make frequent changes to config files, I quickly need to see the timeline of changes per file.
1. VS Code Timeline feature — easiest view of file history
- In VS Code, run the command
Explorer: Focus on…The aim of this page📝 is to note how to silent git in PowerShell.
Context: I am moving my markdown files with a script to and from a backlog subfolder within a so-called slog folder — this is where I keep my work notes/to-do list. I do this quite often…
The aim of this page📝 is to describe hoisting as a mechanism in 3 interpreted, dynamically typed languages: JS, PowerShell, and Python.
- Tried to put a helper
_functionto the bottom of the PowerShellfunctionso that it gets out of the way for readability purposes and this is not working…
The aim of this page📝 is to demonstrate the syntax for python unit tests (pytest) that pass if an exception is thrown as expected. I have a function validate_and_capitalize where I pass a section_name and section_folders and I need to test if when an improper value is passed, the ValueError with the given message is raised.
Rubberduck of the 👆 function:
- import
pytest - pass
pytest.raises(Exception)intowithstatement - in the block, call the function that is expected to fail
- assert exception type with
e.type == <exception_type>, e.g.assert e.type == ValueError - if needed, assert an error message
assert "<error_msg>" in str(e.value), e.g.
links
The aim of this page📝 is to show a small function that accepts a list and an integer and returns the closest number from the list to the given value.
“Features” of the 👆 function:
The aim of this page📝 is to write a short PowerShell snippet finding and replacing values in all markdown files within a folder/subfolders.
- this is for all markdown files (
*.md) - get a
.FullNameproperty after a folder is filtered withdircommand - iterate over the collection with
ForEach-Objectloop structure - use
-RawforGet-Content~> Get-Content without the parameter-Rawproduces an array of strings (one string per line), this would be messy withSet-Contentwithout newlines param (see below) - use
-NoNewLineforSet-Content~> version control will not be finding newlines at the end
function find_and_replace($find, $replace) {
(dir *.md -Recurse).FullName | ForEach-Object {
(Get-Content -Path $_ -Raw) -replace "$find", "$replace" |
Set-Content -Path $_ -NoNewline }
}
