probonopd
/ Send infrared commands from the Arduino to the iRobot Roomba
Created
March 17, 2013 10:42
Send infrared commands from the Arduino to the iRobot Roomba. Use a transistor to drive the IR LED from pin D3 for maximal range.
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| #include <IRremote.h> | |
| /* | |
| Send infrared commands from the Arduino to the iRobot Roomba | |
| by probono | |
| 2013-03-17 Initial release | |
irazasyed
/ homebrew-permissions-issue.md
Last active
June 14, 2024 17:01
Homebrew: Permissions Denied Issue Fix (OS X / macOS)
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| myApp.config(['$httpProvider', function($httpProvider) { | |
| $httpProvider.defaults.useXDomain = true; | |
| delete $httpProvider.defaults.headers.common['X-Requested-With']; | |
| } | |
| ]); |
##Sass Functions Cheat Sheet
virgilvox
/ mqtt_meshblu_send_receive.ino
Created
April 9, 2015 18:51
Use MQTT to send/recieve JSON using an Arduino with Ethernet!
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| #include <SPI.h> | |
| #include <Ethernet.h> | |
| #include <ArduinoJson.h> | |
| #include <PubSubClient.h> | |
| // Update these with values suitable for your network. | |
| IPAddress ip(192, 168, 0, 177); |
vijaravind
/ merge-ros-pointcloud.cpp
Last active
April 22, 2022 11:19
Sample code to concatenate ROS PointCloud (not PointCloud2) data
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| /** | |
| * \brief Function to merge the vectors of geometry_msgs::Point32 | |
| * \param vin : input vector | |
| * \param vout : output vector (output value) | |
| */ | |
| void merge_point32_vector(const std::vector<geometry_msgs::Point32>& vin, std::vector<geometry_msgs::Point32>& vout) | |
| { | |
| vout.reserve(vout.size() + vin.size()); | |
| vout.insert(vout.end(), vin.begin(), vin.end()); |
webteckie
/ keystone_roles_permissions.md
Last active
November 21, 2021 11:35
Keystone Roles and Permissions
The following documents the user permission support in keystone based on the support being added via PR #2111. Permissions are based on roles. If a user has a role and the list also specifies that role for any of its CRUD operations then it is permissive for the user to perform whichever CRUD operation matches the role. All users must define, at least, one role. The following are guidelines for adding role/permission support to your application:
eladnava
/ mongodb-s3-backup.sh
Last active
March 11, 2024 10:21
Automatically backup a MongoDB database to S3 using mongodump, tar, and awscli (Ubuntu 14.04 LTS)
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| #!/bin/sh | |
| # Make sure to: | |
| # 1) Name this file `backup.sh` and place it in /home/ubuntu | |
| # 2) Run sudo apt-get install awscli to install the AWSCLI | |
| # 3) Run aws configure (enter s3-authorized IAM user and specify region) | |
| # 4) Fill in DB host + name | |
| # 5) Create S3 bucket for the backups and fill it in below (set a lifecycle rule to expire files older than X days in the bucket) | |
| # 6) Run chmod +x backup.sh | |
| # 7) Test it out via ./backup.sh |
LayZeeDK
/ angular-cli-node-js-typescript-rxjs-compatiblity-matrix.csv
Last active
June 16, 2024 12:26
Angular CLI, Angular, Node.js, TypeScript, and RxJS version compatibility matrix. Officially part of the Angular documentation as of 2023-04-19 https://angular.io/guide/versions
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| Angular CLI version | Angular version | Node.js version | TypeScript version | RxJS version | |
|---|---|---|---|---|---|
| ~16.0.0 | ~16.0.0 | ^16.13.0 || ^18.10.0 | >=4.9.5 <5.1.0 | ^6.5.5 || ^7.4.0 | |
| ~15.2.0 | ~15.2.0 | ^14.20.0 || ^16.13.0 || ^18.10.0 | >=4.8.4 <5.0.0 | ^6.5.5 || ^7.4.0 | |
| ~15.1.0 | ~15.1.0 | ^14.20.0 || ^16.13.0 || ^18.10.0 | >=4.8.4 <5.0.0 | ^6.5.5 || ^7.4.0 | |
| ~15.0.5 | ~15.0.4 | ^14.20.0 || ^16.13.0 || ^18.10.0 | ~4.8.4 | ^6.5.5 || ^7.4.0 | |
| ~14.3.0 | ~14.3.0 | ^14.15.0 || ^16.10.0 | >=4.6.4 <4.9.0 | ^6.5.5 || ^7.4.0 | |
| ~14.2.0 | ~14.2.0 | ^14.15.0 || ^16.10.0 | >=4.6.4 <4.9.0 | ^6.5.5 || ^7.4.0 | |
| ~14.1.3 | ~14.1.3 | ^14.15.0 || ^16.10.0 | >=4.6.4 <4.8.0 | ^6.5.5 || ^7.4.0 | |
| ~14.0.7 | ~14.0.7 | ^14.15.0 || ^16.10.0 | >=4.6.4 <4.8.0 | ^6.5.5 || ^7.4.0 | |
| ~13.3.0 | ~13.3.0 | ^12.20.2 || ^14.15.0 || ^16.10.0 | >=4.4.4 <4.7.0 | ^6.5.5 || ^7.4.0 |
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