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How many random elements before MD5 produces collisions?
...ion 607 trillion 431 billion 768 million 211 thousand 456.
However if you keep all the hashes then the probability is a bit higher thanks to birthday paradox. To have a 50% chance of any hash colliding with any other hash you need 264 hashes. This means that to get a collision, on average, you'll n...
Parse usable Street Address, City, State, Zip from a string [closed]
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I've done a lot of work on this kind of parsing. Because there are errors you won't get 100% accuracy, but there are a few things you can do to get most of the way there, and then do a visual BS test. Here's the general way to go about it. It's no...
How to get name of calling function/method in PHP? [duplicate]
I am aware of function debug_backtrace , but I am looking for some ready to use implementation of function like GetCallingMethodName() ? It would be perfect if it gave method's class too (if it is indeed a method).
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Get property value from string using reflection
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Ed S.Ed S.
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Is there a limit to the length of HTML attributes?
...ote above mentions that fixed limits should be avoided, however, so it's likely that there is no real limit other than available memory in most implementations.
HTML 5
HTML 5 seems to be different, as the spec says, "This version of HTML thus returns to a non-SGML basis."
Later on, when describin...
Conveniently map between enum and int / String
When working with variables/parameters that can only take a finite number of values, I try to always use Java's enum , as in
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Identifying the dependency relationship for python packages installed with pip
When I do a pip freeze I see large number of Python packages that I didn't explicitly install, e.g.
8 Answers
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How to delete multiple values from a vector?
I have a vector like: a = c(1:10) and I need to remove multiple values, like: 2, 3, 5
8 Answers
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Java Interfaces/Implementation naming convention [duplicate]
...on't have implementation information to add to the implementation name - like interface FileHandler and class SqlFileHandler .
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How do you effectively model inheritance in a database?
...it, and each class which derives from it has its own table, with a primary key which is also a foreign key to the base class table; the derived table's class contains only the different elements.
So for example:
class Person {
public int ID;
public string FirstName;
public string LastN...