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Get Image size WITHOUT loading image into memory
... in order to get the image dimensions for JPEG files, you may have to read more bytes than libmagic likes to read.
Rolled up my sleeves and came with this very untested snippet (get it from GitHub) that requires no third-party modules.
#-----------------------------------------------------------...
How to change the name of a Django app?
...is).
Other references: you might also want to refer the below links for a more complete picture
Renaming an app with Django and South
How do I migrate a model out of one django app and into a new one?
How to change the name of a Django app?
Backwards migration with Django South
Easiest way to ren...
Converting between strings and ArrayBuffers
...codings other than JavaScript's default UTF-16 DOMStrings
giving much more flexibility. However, it would require us to link to or embed this library while TextEncoder/TextDecoder is being built-in in modern browsers.
Support
As of July/2018:
TextEncoder (Experimental, On Standard Track)
C...
Best architectural approaches for building iOS networking applications (REST clients)
...architectural approach for all iOS applications, but neither MVC nor the more modern MVVM patterns explain where to put network logic code and how to organize it in general.
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node and Error: EMFILE, too many open files
...5 but ulimit -a | grep "open files" == (-n) 1024 any clue how I could have more opened files than max limit?
– Kostanos
Jun 12 '17 at 15:06
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How does grep run so fast?
...es raw Unix input system calls and avoids copying data
after reading it. Moreover, GNU grep AVOIDS BREAKING THE INPUT INTO
LINES. Looking for newlines would slow grep down by a factor of
several times, because to find the newlines it would have to look at
every byte!
So instead of usi...
How are parameters sent in an HTTP POST request?
...e multipart/form-data encoding instead, which has a different format. It's more complicated, but you usually don't need to care what it looks like, so I won't show an example, but it can be good to know that it exists.
share...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
... Buffers and Thrift require IDL (don't support dynamic-typing) and provide more mature IDL implementation.
MessagePack has streaming API (Ruby, Python, Java, C++, ...)
MessagePack supports streaming deserializers. This feature is useful for network communication. Here is an example (Ruby):
re...
When are you truly forced to use UUID as part of the design?
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