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rake db:schema:load vs. migrations
...emed strange to me that Rails didn't have a 'sync and update' feature. ie, by using the schema file (which represents the entire, up-to-date schema), go through the existing DB structure and add/remove tables, columns, indexes as required.
To me this would be a lot more robust, even if possibly a l...
Difference between Activity Context and Application Context
...a practical example of what "non-standard back stack behaviors", mentioned by @CommonSenseCode, means:
Suppose that you have two apps that communicate with each other, App1 and App2.
Launch App2:MainActivity from launcher. Then from MainActivity launch App2:SecondaryActivity. There, either using a...
How do I convert a dictionary to a JSON String in C#?
...e to deal with bugs, and with the impossibility of getting a lite version. By the way, inside json libs, there are naive methods like this and no magic.
– Léon Pelletier
Jun 22 '13 at 18:02
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Installing a local module using npm?
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Since asked and answered by the same person, I'll add a npm link as an alternative.
from docs:
This is handy for installing your own stuff, so that you can work on it and test it iteratively without having to continually rebuild.
cd ~/projects...
How to determine a Python variable's type?
...usually a signed integer equal to the implementation's word width (limited by the system). It's usually implemented as a long in C. When integers get bigger than this, we usually convert them to Python longs (with unlimited precision, not to be confused with C longs).
For example, in a 32 bit Python...
mkdir -p functionality in Python [duplicate]
... not error. It does error if you ask it to create a directory, and a FILE by that name already exists.
– Frank Klotz
Dec 6 '12 at 18:49
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Difference between “process.stdout.write” and “console.log” in node.js?
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I solved the problem of getting % at the end by simply calling process.stdout.write('\n'); at the end of my loop (if you have for example)
– Muhammad Aref
Jan 17 '17 at 16:09
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How do you pass a function as a parameter in C?
I want to create a function that performs a function passed by parameter on a set of data. How do you pass a function as a parameter in C?
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Python function attributes - uses and abuses [closed]
...(msg)
Now I can use log throughout my module, and redirect output simply by setting log.logfile. There are lots and lots of other ways to accomplish that, but this one's lightweight and dirt simple. And while it smelled funny the first time I did it, I've come to believe that it smells bette...
What is the difference between max-device-width and max-width for mobile web?
... max-device-width is all screen's width and max-width means the space used by the browser to show the pages. But another important difference is the support of android browsers, in fact if u're going to use max-device-width this will work only in Opera, instead I'm sure that max-width will work for ...