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What is the purpose of backbone.js?
...Underscore utility library
backbone.js code is well documented and a great read. Opened my eyes to a number of JS code techniques.
Cons:
Took me a while to wrap my head around it and figure out how to apply it to my code, but I'm a Javascript newbie.
Here is a set of great tutorials on using B...
What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr
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Why open a file for read/write access if you only need to read from it, for example?
What if multiple processes needed to read from the same file?
share
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Convert string in base64 to image and save on filesystem in Python
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image_output.seek(0) # seek beginning of the image string
# image_output.read() # Do as you wish with it!
In django, you can save it as an uploaded file to save to a model:
from django.core.files.uploadedfile import SimpleUploadedFile
suf = SimpleUploadedFile('uploaded_file.png', image_output....
Wolfram's Rule 34 in XKCD [closed]
...ack. so jumping is an entirely different color.
And of course you have to read bits from memory.
So all in all Wolfram said he could make any program (that means all conceivable programs exhaustivally) out of just 3 "colors".
Stephen Wolfram has done extensive empiric research on these Turing pat...
Generate an integer that is not among four billion given ones
...nd pass to find of which of the possible numbers in that bucket are used already.
If it means more than 32 bits, but still of bounded size: Do as above, ignoring all input numbers that happen to fall outside the (signed or unsigned; your choice) 32-bit range.
If "integer" means mathematical intege...
How do I style a dropdown with only CSS?
...Explorer 9 (and later) and Firefox 34 (and later) is necessary then keep reading...
Solution #2 Truncate the select element to hide the default arrow (demo)
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(Read more here)
Wrap the select element in a div with a fixed width and overflow:hidden.
Then give the select element a width of about 20...
Core dumped, but core file is not in the current directory?
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Read /usr/src/linux/Documentation/sysctl/kernel.txt.
[/proc/sys/kernel/]core_pattern is used to specify a core dumpfile pattern name.
If the first character of the pattern is a '|', the kernel will treat
the rest of the pat...
Difference between “on-heap” and “off-heap”
... Using Unsafe to allocate objects looks like to have significantly better read and write performance over Onheap/DirectByteBuffers/ByteBuffers. ashkrit.blogspot.com/2013/07/…
– Joe C
May 24 '15 at 3:57
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What algorithm does Readability use for extracting text from URLs?
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Readability mainly consists of heuristics that "just somehow work well" in many cases.
I have written some research papers about this topic and I would like to explain the background of why it is easy to come up with a solut...
Is UML practical? [closed]
... think carefully about what they're doing, but a professional programmer already knows what they're doing. Most of the time, writing the code itself is quicker and more effective than writing about the code, because their programming intuition is tuned to the task.
It's not just about what you're ...