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Is there a way to automatically build the package.json file for Node.js projects
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Java URL encoding of query string parameters
... W3C.
All other characters are unsafe and are first converted into one or more bytes using some encoding scheme. Then each byte is represented by the 3-character string "%xy", where xy is the two-digit hexadecimal representation of the byte. The recommended encoding scheme to use is UTF-8. However,...
Download multiple files with a single action
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HTTP does not support more than one file download at once.
There are two solutions:
Open x amount of windows to initiate the file downloads (this would be done with JavaScript)
preferred solution create a script to zip the files
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When to use Spring Integration vs. Camel?
...st sense in a recent project requiring some (JMS) messaging capabilities ( more details ). After some days working with Spring Integration it still feels like a lot of configuration overhead given the amount of channels you have to configure to bring some request-response (listening on different JMS...
Java Enum Methods - return opposite direction enum
...ORTH.getOppositeDirection() will return Direction.SOUTH.
Here is little more "hacky" way to illustrate @jedwards comment but it doesn't feel as flexible as first approach since adding more fields or changing their order will break our code.
public enum Direction {
NORTH, EAST, SOUTH, WEST;
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Function pointers, Closures, and Lambda
...ok at Dave Hanson's C Interfaces and Implementations. Technique #2, which more closely resembles what happens in native-code compilers for functional languages, also resembles another familiar technique... C++ objects with virtual member functions. The implementations are almost identical.
This o...
How to listen for changes to a MongoDB collection?
...mind. I am only running one instance at this point (no slaves). So maybe a more basic solution?
– Andrew
Mar 13 '12 at 22:18
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Is there a way to list pip dependencies/requirements?
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The accepted answer is no longer relevant for more current versions of pip and does not give an immediate answer without perusing multiple comments so I am providing an updated answer.
This was tested with pip versions 8.1.2, 9.0.1, 10.0.1, and 18.1.
To get the output ...
I lose my data when the container exits
... @Unferth what if I want to keep committing changes? So far it creates more images with <none>. How do I keep appending the commit on top of an existing image?
– Marconi
Mar 2 '14 at 4:15
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Can you list the keyword arguments a function receives?
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Given that the method using code objects is more or less identical, is there a benefit to having had to import one more module...?
– jmetz
Jul 18 '14 at 9:21
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