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How to write PNG image to string with the PIL?
... an error when trying to automatically detect it.
If you loaded the image from a file it has a format parameter that contains the original file format, so in this case you can use format=image.format.
In old Python 2 versions before introduction of the io module you would have used the StringIO mo...
How to decide between MonoTouch and Objective-C? [closed]
...ike C, and if you don't like pointers, and if you want to stay as far away from manual memory management as possible (and, to be fair, it's not bad at all in ObjC), then... MonoTouch. And don't take any guff for it.
Would you like to target users or businesses? It doesn't matter much to me, but ther...
How to set environment variable for everyone under my linux system?
... zsh will source .sh files in /etc/profile.d/, you can see it from /etc/zshrc @Matthieu Napoli
– Bily
Jul 24 '14 at 8:45
4
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Mediator Vs Observer Object-Oriented Design Patterns
...t of objects interact. Mediator promotes loose coupling by keeping objects from referring to each other explicitly, and it lets you vary their interaction independently.
Source: dofactory
Example:
The observer pattern:
Class A, can have zero or more observers of type O registered with it. When s...
Remove a character from the end of a variable
...etion appends a / at the end of a directory name. How I can strip this off from a positional parameter?
4 Answers
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How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
...tor). For example, if this is a device, you might have put the old copy on from a different development machine (e.g., some other developer's machine). Or, the old one is signed with your production key and the new one is signed with your debug key.
...
How to spread django unit tests over multiple files?
...e is no longer a need to create a package. Just name your files test*.py.
From Django 1.7 documentation
When you run your tests, the default behavior of the test utility is
to find all the test cases (that is, subclasses of unittest.TestCase)
in any file whose name begins with test, automat...
How to make a website secured with https
...ning to host it in public domain, so that the employees can connect to app from various locations. (Till now I have built web apps that are hosted internally only)
...
jquery - fastest way to remove all rows from a very large table
...grid library such as the excellent DataTables to load your data on the fly from the server, increasing the number of network calls, but decreasing the size of those calls. I had a very complicated table with 1500 rows that got quite slow, changing to the new AJAX based table made this same data seem...
Why are elementwise additions much faster in separate loops than in a combined loop?
...ch large allocations are requested, the allocator will request fresh pages from the OS. Therefore, there is a high chance that large allocations will appear at the same offset from a page-boundary.
Here's the test code:
int main(){
const int n = 100000;
#ifdef ALLOCATE_SEPERATE
double *a1 =...