Update cheatsheets

tldr/aider

@@ -0,0 +1,33 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# aider
+
+> Pair program with the LLM of your choice.
+> More information: <https://github.com/Aider-AI/aider>.
+
+- Start a new project or work with an existing code base:
+
+`aider --model {{model_name}} --api-key {{your_api_key}}`
+
+- Add new features or test cases to specific files:
+
+`aider {{path/to/file1 path/to/file2 ...}}`
+
+- Describe a bug and let `aider` fix it:
+
+`aider {{path/to/file}} --describe "{{bug_description}}"`
+
+- Refactor code in a specific file:
+
+`aider {{path/to/file}} --refactor`
+
+- Update documentation:
+
+`aider {{path/to/file}} --update-docs`
+
+- Display help:
+
+`aider --help`

tldr/cut

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Print a [f]ield range of each line with a specific [d]elimiter:
 
-`{{command}} | cut --delimiter "{{,}}" --fields {{1}}`
+`{{command}} | cut --delimiter "{{delimiter}}" --fields {{1|1,10|1-10|1-|-10}}`
 
 - Print a [c]haracter range of each line of the specific file:
 

tldr/dtrx

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# dtrx
+
+> "Do The Right eXtraction" - extract any archive into new directory by guessing the tool from extension.
+> More information: <https://github.com/dtrx-py/dtrx>.
+
+- Extract archive, guessing the extraction tool from extension:
+
+`dtrx {{path/to/file}}`
+
+- Extract archive, overwrite any existing target output:
+
+`dtrx --overwrite {{path/to/file}}`
+
+- Extract archive, put everything into current directory:
+
+`dtrx --flat {{path/to/file}}`

tldr/img2sixel

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# img2sixel
+
+> Convert images to the Sixel format for displaying in a terminal.
+> More information: <https://manned.org/img2sixel>.
+
+- Display an image in the terminal:
+
+`img2sixel {{path/to/image}}`
+
+- Resize the image to the specified width and height before displaying it:
+
+`img2sixel {{-w|--width}} {{number}} {{-h|--height}} {{number}} {{path/to/image}}`

tldr/linux/bwrap

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# bwrap
+
+> Run programs in a lightweight sandbox.
+> More information: <https://manned.org/bwrap>.
+
+- Run a program in a read-only environment:
+
+`bwrap --ro-bind / / {{/bin/bash}}`
+
+- Give the environment access to devices, process information and create a `tmpfs` for it:
+
+`bwrap --dev-bind /dev /dev --proc /proc --ro-bind / / --tmpfs /tmp {{/bin/bash}}`

tldr/linux/eglinfo

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# eglinfo
+
+> Display platform EGL information.
+> More information: <https://github.com/dv1/eglinfo>.
+
+- Display full platform information:
+
+`eglinfo`
+
+- Display a brief version of platform information:
+
+`eglinfo -B`
+
+- Display help:
+
+`eglinfo -h`

tldr/linux/ifstatus

@@ -0,0 +1,13 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ifstatus
+
+> Display OpenWRT interface status in JSON format.
+> More information: <https://openwrt.org/docs/techref/netifd>.
+
+- Display interface status:
+
+`ifstatus {{interface_name}}`

tldr/linux/logread

@@ -0,0 +1,25 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# logread
+
+> Read the `logd` ring buffer log.
+> More information: <https://openwrt.org/docs/guide-user/base-system/log.essentials>.
+
+- Print the log:
+
+`logread`
+
+- Print a specified number of messages:
+
+`logread -l {{N}}`
+
+- Filter messages by (Keyword/Regular Expression):
+
+`logread -e {{pattern}}`
+
+- Print log messages as they happen:
+
+`logread -f`

tldr/linux/trap

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - List the commands and the names of the expected events:
 
-`trap -p`
+`trap`
 
 - Execute a command when a signal is received:
 
@@ -23,3 +23,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Remove commands:
 
 `trap - {{SIGHUP}} {{SIGINT}}`
+
+- Ignore a signal:
+
+`trap '' {{SIGINT}}`

tldr/rails

@@ -13,6 +13,18 @@ source: https://github.com/tldr-pages/tldr.git
 
 `rails new "{{project_name}}"`
 
+- Generate a scaffold for a model named Post, predefining the attributes title and body:
+
+`rails generate scaffold Post title:string body:text`
+
+- Run migrations:
+
+`rails db:migrate`
+
+- List all routes:
+
+`rails routes`
+
 - Start local server for current project on port 3000:
 
 `rails server`

tldr/snmpget

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# snmpget
+
+> Query using the SNMP protocol.
+> More information: <https://manned.org/snmpget>.
+
+- Request a single value from the SNMP agent:
+
+`snmpget -v {{version}} -c {{community}} {{ip}} {{oid}}`
+
+- Display the full Object Identifier (OID) path:
+
+`snmpget -v {{version}} -c {{community}} -O f {{ip}} {{oid}}`

tldr/snmpwalk

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# snmpwalk
+
+> SNMP query tool.
+> More information: <https://manned.org/snmpwalk>.
+
+- Query the system information of a remote host using SNMPv1 and a community string:
+
+`snmpwalk -v 1 -c {{community}} {{ip}}`
+
+- Query system information on a remote host by OID using SNMPv2 on a specified port:
+
+`snmpwalk -v 2c -c {{community}} {{ip}}:{{port}} {{oid}}`
+
+- Query system information on a remote host by OID using SNMPv3 and authentication without encryption:
+
+`snmpwalk -v 3 -l {{authNoPriv}} -u {{username}} -a {{MD5|SHA}} -A {{passphrase}} {{ip}} {{oid}}`
+
+- Query system information on a remote host by OID using SNMPv3, authentication, and encryption:
+
+`snmpwalk -v 3 -l {{authPriv}} -u {{username}} -a {{MD5|SHA}} -A {{auth_passphrase}} -x {{DES|AES}} -X {{enc_passphrase}} {{ip}} {{oid}}`
+
+- Query system information on a remote host by OID using SNMPv3 without authentication or encryption:
+
+`snmpwalk -v 3 -l {{noAuthNoPriv}} -u {{username}} {{ip}} {{oid}}`

tldr/vagrant-plugin

@@ -0,0 +1,34 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# vagrant plugin
+
+> Manage Vagrant plugins.
+> See also: `vagrant`.
+> More information: <https://developer.hashicorp.com/vagrant/docs/cli/plugin>.
+
+- List all the plugins currently installed:
+
+`vagrant plugin list`
+
+- Install a plugin from remote repositories, usually RubyGems:
+
+`vagrant plugin install {{vagrant_vbguest}}`
+
+- Install a plugin from a local file source:
+
+`vagrant plugin install {{path/to/my_plugin.gem}}`
+
+- Update all installed plugins to their latest version:
+
+`vagrant plugin update`
+
+- Update a plugin to the latest version:
+
+`vagrant plugin update {{vagrant_vbguest}}`
+
+- Uninstall a specific plugin:
+
+`vagrant uninstall {{vagrant_vbguest}}`

tldr/virt-sysprep

@@ -12,14 +12,18 @@ source: https://github.com/tldr-pages/tldr.git
 
 `virt-sysprep --list-operations`
 
-- Run all enabled operations but don't actually apply the changes:
+- Remove sensitive system data from a virtual machine image:
 
-`virt-sysprep --domain {{vm_name}} --dry-run`
+`sudo virt-sysprep --add {{path/to/image.qcow2}}`
+
+- Specify a virtual machine by its name and run all enabled operations but don't actually apply the changes:
+
+`sudo virt-sysprep --domain {{vm_name}} --dry-run`
 
 - Run only the specified operations:
 
-`virt-sysprep --domain {{vm_name}} --operations {{operation1,operation2,...}}`
+`sudo virt-sysprep --domain {{vm_name}} --operations {{operation1,operation2,...}}`
 
 - Generate a new `/etc/machine-id` file and enable customizations to be able to change the host name to avoid network conflicts:
 
-`virt-sysprep --domain {{vm_name}} --enable {{customizations}} --hostname {{host_name}} --operation {{machine-id}}`
+`sudo virt-sysprep --domain {{vm_name}} --enable {{customizations}} --hostname {{host_name}} --operation {{machine-id}}`

tldr/watch

@@ -5,7 +5,7 @@ source: https://github.com/tldr-pages/tldr.git
 ---
 # watch
 
-> Execute a program periodically, showing output fullscreen.
+> Execute a program periodically and monitor the output in full-screen mode.
 > More information: <https://manned.org/watch>.
 
 - Repeatedly run a command and show the result:
@@ -14,12 +14,20 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Re-run a command every 60 seconds:
 
-`watch -n {{60}} {{command}}`
+`watch --interval {{60}} {{command}}`
 
-- Monitor the contents of a directory, highlighting differences as they appear:
+- Monitor disk space, highlighting differences as they appear:
 
-`watch -d {{ls -l}}`
+`watch --differences {{df}}`
 
 - Repeatedly run a pipeline and show the result:
 
-`watch '{{command_1}} | {{command_2}} | {{command_3}}'`
+`watch "{{command_1}} | {{command_2}} | {{command_3}}"`
+
+- Exit `watch` if the visible output changes:
+
+`watch --chgexit {{lsblk}}`
+
+- Interpret terminal control characters:
+
+`watch --color {{ls --color=always}}`

tldr/windows/es

@@ -0,0 +1,42 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# es
+
+> Command-line interface for Everything, a fast file and folder search tool for Windows.
+> Requires Everything to be installed and running in the background.
+> More information: <https://www.voidtools.com/support/everything/command_line_interface/>.
+
+- Search for a file or folder by name:
+
+`es {{search_term}}`
+
+- Search using a regular expression:
+
+`es -r {{regex_pattern}}`
+
+- Match whole words:
+
+`es -w {{search_term}}`
+
+- Limit the number of results shown:
+
+`es -n {{10}} {{search_term}}`
+
+- Search within a specific folder:
+
+`es -path {{folder_path}} {{search_term}}`
+
+- List folders only:
+
+`es /ad`
+
+- List files only:
+
+`es /a-d`
+
+- Sort results (e.g., by name):
+
+`es -sort {{name-ascending}}`