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Python function attributes - uses and abuses [closed]

... I typically use function attributes as storage for annotations. Suppose I want to write, in the style of C# (indicating that a certain method should be part of the web service interface) class Foo(WebService): @webmethod de...
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Is there a typical state machine implementation pattern?

... Really nice touch how NUM_STATES is defined. – Albin Stigo Dec 19 '15 at 19:38  | ...
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What is the instanceof operator in JavaScript?

...ce p inherits from Person.prototype. Per the OP's request I've added a small example with some sample code and an explanation. When you declare a variable you give it a specific type. For instance: int i; float f; Customer c; The above show you some variables, namely i, f, and c. The type...
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How can i query for null values in entity framework?

...g this bug! For backwards compatibility, it will be opt-in - you need manually enable a setting to make entry == value work. No word yet on what this setting is. Stay tuned! Edit 2: According to this post by the EF team, this issue has been fixed in EF6! Woohoo! We changed the default be...
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How should I call 3 functions in order to execute them one after the other?

If I need call this functions one after other, 11 Answers 11 ...
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What is Bit Masking?

... the b to indicate binary literal is not supported by all compilers, correct? – Ungeheuer May 8 '17 at 23:37 ...
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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM

... the following way: First take 2 variables: COUNTER and VALUE. First set all registers to 0; Every time you receive an integer I, increment COUNTER and set VALUE to max(VALUE, I); Then send an ICMP echo request packet with data set to I to the router. Erase I and repeat. Every time you receive the...
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Can you do a partial checkout with Subversion?

...ight find useful. From the documentation: ... sparse directories (or shallow checkouts) ... allows you to easily check out a working copy—or a portion of a working copy—more shallowly than full recursion, with the freedom to bring in previously ignored files and subdirectories at a later tim...
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How do I copy items from list to list without foreach?

... It works with all types, as long as lstStudentClass is an IEnumerable<StudentClass>, it will work. If you experience otherwise you need to provide more information. – Lasse V. Karlsen Apr 3 '15 ...
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How can I dynamically create derived classes from a base class

... This bit of code allows you to create new classes with dynamic names and parameter names. The parameter verification in __init__ just does not allow unknown parameters, if you need other verifications, like type, or that they are mandatory...