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Best way for a 'forgot password' implementation? [closed]
...: revised in May 2013 for a better approach
The user enters his username and hits "forgot password". I also recommend the option of entering the email address instead of the username, because usernames are sometimes forgotten too.
The system has a table password_change_requests with the columns ID...
What exactly is Type Coercion in Javascript?
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Type coercion means that when the operands of an operator are different types, one of them will be converted to an "equivalent" value of the other operand's type. For instance, if you do:
boolean == integer
the boolean operand will be converted to an integer: ...
What are the differences between ArrayList and Vector?
What are the differences between the two data structures ArrayList and Vector , and where should you use each of them?
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Difference between wait() and sleep()
What is the difference between a wait() and sleep() in Threads?
33 Answers
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What's the difference between git clone --mirror and git clone --bare
...es of the target, it maps all refs (including remote branches, notes etc.) and sets up a refspec configuration such that all these refs are overwritten by a git remote update in the target repository.
My original answer also noted the differences between a bare clone and a normal (non-bare) clone ...
Why should I capitalize my SQL keywords? [duplicate]
... latter is more readable. You can easily separate the keywords from table and column names, etc.
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Correct format specifier for double in printf
...e before printf receives it1. "%lf" is also acceptable under the current standard -- the l is specified as having no effect if followed by the f conversion specifier (among others).
Note that this is one place that printf format strings differ substantially from scanf (and fscanf, etc.) format stri...
Why does Python use 'magic methods'?
I've been playing around with Python recently, and one thing I'm finding a bit odd is the extensive use of 'magic methods', e.g. to make its length available, an object implements a method, def __len__(self) , and then it is called when you write len(obj) .
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What is an AngularJS directive?
I have spent quite a lot of time reading through AngularJS documentation and several tutorials, and I have been quite surprised at how unapproachable the documentation is.
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Difference between 'struct' and 'typedef struct' in C++?
... It's a holdover from C, in which it makes a difference.
The C language standard (C89 §3.1.2.3, C99 §6.2.3, and C11 §6.2.3) mandates separate namespaces for different categories of identifiers, including tag identifiers (for struct/union/enum) and ordinary identifiers (for typedef and other iden...