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Django dynamic model fields
...age is no longer mantained but has some thriving forks)
This solution is based on Entity Attribute Value data model, essentially, it uses several tables to store dynamic attributes of objects. Great parts about this solution is that it:
uses several pure and simple Django models to represent dyn...
Git and Mercurial - Compare and Contrast
...ing and require explicit pushing.
Branches: In Mercurial basic workflow is based on anonymous heads; Git uses lightweight named branches, and has special kind of branches (remote-tracking branches) that follow branches in remote repository.
Revision naming and ranges: Mercurial provides revision num...
Amazon S3 direct file upload from client browser - private key disclosure
...
I think what you want is Browser-Based Uploads Using POST.
Basically, you do need server-side code, but all it does is generate signed policies. Once the client-side code has the signed policy, it can upload using POST directly to S3 without the data going ...
Advantages of Binary Search Trees over Hash Tables
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Remember that Binary Search Trees (reference-based) are memory-efficient. They do not reserve more memory than they need to.
For instance, if a hash function has a range R(h) = 0...100, then you need to allocate an array of 100 (pointers-to) elements, even if you are j...
汇编常用寄存器及指令基础总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...：堆栈指针，与SS配合使用，可指向目前的堆栈位置
BP（Base Pointer）：基址指针寄存器，可用作SS的一个相对基址位置
SI（Source Index）：源变址寄存器可用来存放相对于DS段之源变址指针
DI（Destination Index）：目的变址寄存器，...
Can you use hash navigation without affecting history?
... so it doesn't trigger a page load.... Except when the document contains a base tag: <base href ="http://example.com/" /> If it does contain a base tag, then when you use the replace method with just a leading "#hash_value_here" it actually will be as if you said `location.replace('example.c...
Generating a SHA-256 hash from the Linux command line
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For the sha256 hash in base64, use:
echo -n foo | openssl dgst -binary -sha1 | openssl base64
Example
echo -n foo | openssl dgst -binary -sha1 | openssl base64
C+7Hteo/D9vJXQ3UfzxbwnXaijM=
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Set Page title using UI-Router
I am migrating my AngularJS based app to use ui-router instead of the built in routing. I have it configured as shown below
...
Practical uses of different data structures [closed]
...Hash Table - used for fast data lookup - symbol table for compilers,
database indexing, caches,Unique data representation.
Trie - dictionary, such as one found on a mobile telephone for
autocompletion and spell-checking.
Suffix tree - fast full text searches used in most word processor...
Which parallel sorting algorithm has the best average case performance?
...0, some only a couple months old):
Parallel sorting pattern
Many-core GPU based parallel sorting
Hybrid CPU/GPU parallel sort
Randomized Parallel Sorting Algorithm with an Experimental Study
Highly scalable parallel sorting
Sorting N-Elements Using Natural Order: A New Adaptive Sorting Approach
Up...