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1. #INSTALL GCC PYTHON FOR MAC HOW TO#
2. #INSTALL GCC PYTHON FOR MAC APK#
3. #INSTALL GCC PYTHON FOR MAC INSTALL#
4. #INSTALL GCC PYTHON FOR MAC CODE#
5. #INSTALL GCC PYTHON FOR MAC MAC#

#INSTALL GCC PYTHON FOR MAC INSTALL#

#INSTALL GCC PYTHON FOR MAC CODE#

You can make changes to its code and see the changes instantly, without havingĬhange the greeting in app.py and save it. Requirements for Docker Desktop for Windows and do notīecause the application code is now mounted into the container using a volume, If you are using Oracle VirtualBox on an older Windows OS, you might encounter an issue with shared folders as described in this VB trouble

#INSTALL GCC PYTHON FOR MAC HOW TO#

Volume mounting requires shared drives for projects that live outside ofĬ:\Users (Windows) or /Users (Mac), and is required for any project onĭocker Desktop for Windows that uses Linux containers.įor more information, see File sharing on Dockerįor Mac, and the general examples on how to Mount is denied, or a service cannot start, try enabling file or drive sharing. If you get runtime errors indicating an application file is not found, a volume Need to share the drive or location of the Dockerfile and volume you are using. If your project is outside of the Users directory ( cd ~), then you You should see a message in your browser saying:Ĭheck the Hello World message in a web browser again, and refresh to see the MACHINE_VM to get the IP address of your Docker host.

#INSTALL GCC PYTHON FOR MAC MAC#

If you’re using Docker Machine on a Mac or Windows, use docker-machine ip If this doesn’t resolve, you can also try Point your web browser to toįind the Hello World message. Windows, then the web app should now be listening on port 5000 on yourĭocker daemon host. If you’re using Docker natively on Linux, Docker Desktop for Mac, or Docker Desktop for In this case, the code is statically copied into the image at build time.Įnter in a browser to see the application running. Redis_1 | 1:M 17 Aug 22:11:10.483 * Ready to accept connectionsĬompose pulls a Redis image, builds an image for your code, and starts the Redis must be restarted after THP is disabled. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. This will create latency and memory usage issues with Redis. Redis_1 | 1:M 17 Aug 22:11:10.483 # WARNING you have Transparent Huge Pages (THP ) support enabled in your kernel. Redis_1 | 1:M 17 Aug 22:11:10.483 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128. In order to specify a config file use redis-server /path/to/nf

Redis_1 | 1:C 17 Aug 22:11:10.480 # Warning: no config file specified, using the default config. Web_1 | * Running on (Press CTRL+C to quit) Step 3: Define services in a Compose fileĬreate a file called docker-compose.yml in your project directory and pasteĬreating network "composetest_default" with the default driverĪttaching to composetest_web_1, composetest_redis_1

#INSTALL GCC PYTHON FOR MAC APK#

# syntax=docker/dockerfile:1 FROM python:3.7-alpine WORKDIR /code ENV FLASK_APP=app.py ENV FLASK_RUN_HOST=0.0.0.0 RUN apk add -no-cache gcc musl-dev linux-headersĬOPY requirements.txt requirements.txt RUN pip install -r requirements.txtĮXPOSE 5000 COPY. In aĬluster, this also helps handling momentary connection drops betweenĬreate another file called requirements.txt in your project directory and Service needs to be restarted anytime during the app’s lifetime. Online, but also makes our application more resilient if the Redis This is useful at startup while the application comes Loop lets us attempt our request multiple times if the redis service is Note the way the get_hit_count function is written. In this example, redis is the hostname of the redis container on theĪpplication’s network. sleep ( 0.5 ) ( '/' ) def hello (): count = get_hit_count () return 'Hello World! I have been seen times. ConnectionError as exc : if retries = 0 : raise exc retries -= 1 time. Redis ( host = 'redis', port = 6379 ) def get_hit_count (): retries = 5 while True : try : return cache. Import time import redis from flask import Flask app = Flask ( _name_ ) cache = redis.