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lecture as given

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Andrew Straw 2024-11-15 11:42:27 +01:00
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lectures/lecture-05/1 - Command line, files, and processes.ipynb
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@ -90,7 +90,7 @@
" - On macOS, go to \"Applications -> Utilities -> Terminal\" (German: \"Programme -> Dienstprogramme -> Terminal\")\n",
" - On linux, start the \"Terminal\" program.\n",
"\n",
"## Step 3 - your username and passoword\n",
"## Step 3 - your username and password\n",
"\n",
"Your username is your the lowercase version of your lastname (e.g. Cem Özdemir would have a username of `oezdemir`). Your password is your matriculation number followed by \"x\" (e.g. `12345678x`).\n",
"\n",
@ -407,9 +407,23 @@
},
{
"cell_type": "markdown",
"id": "c13ae6e1",
"id": "63c4b3bd-a196-474d-8c1f-ceed2a2f38aa",
"metadata": {},
"source": [
"# Markdown (`.md`) files\n",
"\n",
"Markdown files are another file type (like Python `.py` files) which can be edited as \"plain text\". In this case, it is used for writing documentation with things like **bold** words and [links](https://de.wikipedia.org/wiki/Hyperlink).\n",
"\n",
"It is very common to have a `README.md` file in directories with important information about its contents."
]
},
{
"cell_type": "markdown",
"id": "d95e5b12-4695-4476-8cdf-e7fcd579d0ce",
"metadata": {},
"source": [
"\n",
"\n",
"# Reading and plotting data from the command line\n",
"\n",
"Copy the `iris.csv` file\n",
@ -435,6 +449,24 @@
"Now we can run this with: `python plot2.py iris.csv`"
]
},
{
"cell_type": "markdown",
"id": "6e79bfc0-6af3-4168-9556-14fe3fa48bcf",
"metadata": {},
"source": [
"# Getting files from remote computer with `scp`\n",
"\n",
"The command `scp` is a sister to `ssh` and stands for \"secure copy\" and lets you download a file from a remote computer. The syntax is:\n",
"\n",
" scp username:computer.example.com:filename.png .\n",
"\n",
"So, for the file generated above, I can download it from my laptop with:\n",
"\n",
" scp straw@python-course.strawlab.org:plot2.png .\n",
"\n",
"On Mac, I can open a file from the command line with `open plot2.png`."
]
},
{
"cell_type": "markdown",
"id": "157597ea",