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Delete an element from a dictionary
Is there a way to delete an item from a dictionary in Python?
15 Answers
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Copying files from host to Docker container
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docker cp foo.txt mycontainer:/foo.txt
One specific file can be copied FROM the container like:
docker cp mycontainer:/foo.txt foo.txt
For emphasis, mycontainer is a container ID, not an image ID.
Multiple files contained by the folder src can be copied into the target folder using:
docker ...
Asking the user for input until they give a valid response
I am writing a program that accepts an input from the user.
21 Answers
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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
...layed there.. it's an automatically generated username.
Add the username from SendGrid into your SMTP settings in the web.config file.
Hope this helps!
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How do I run Redis on Windows?
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Download Microsoft's port from their GitHub repository.
This release includes the redis-server.exe application that runs a Redis instance as a service on your windows machine, as well as redis-cli.exe which you can use to interact with any Redis insta...
How to continue a task when Fabric receives an error
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From the docs:
... Fabric defaults to a “fail-fast” behavior pattern: if anything goes wrong, such as a remote program returning a nonzero return value or your fabfile’s Python code encountering an exception, execution...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...h client has a unique (for their machine) port. Does the server reply back from an available port to the client, and simply state the reply came from 80? How does this work?
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Is an HTTPS query string secure?
...ough I need to note that RFC states that browser should not send referrers from HTTPS to HTTP. But that doesn't mean a bad 3rd party browser toolbar or an external image/flash from an HTTPS site won't leak it.
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Why was the switch statement designed to need a break?
...case using a goto.
It's too bad Java didn't take the opportunity to break from the C semantics.
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iterating over and removing from a map [duplicate]
...of iterating over the entry set. Its not very obvious though that removing from the key set removes things from the map (i.e. the key set can be a copy)
– Gennadiy
Dec 10 '09 at 23:43
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