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Generating random strings with T-SQL
... generate a pseudorandom alphanumeric string using T-SQL, how would you do it? How would you exclude characters like dollar signs, dashes, and slashes from it?
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How can I tell if a DOM element is visible in the current viewport?
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edited Jan 31 at 11:38
Peter Mortensen
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Rolling or sliding window iterator?
I need a rolling window (aka sliding window) iterable over a sequence/iterator/generator. Default Python iteration can be considered a special case, where the window length is 1. I'm currently using the following code. Does anyone have a more Pythonic, less verbose, or more efficient method for d...
Where is C not a subset of C++? [closed]
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If you compare C89 with C++ then here are a couple of things
No tentative definitions in C++
int n;
int n; // ill-formed: n already defined
int[] and int[N] not compatible (no compatible types in C++)
int a[1];
int (*ap)[] = &a; // ill-...
Java int to String - Integer.toString(i) vs new Integer(i).toString()
Sometimes java puzzles me.
I have a huge amount of int initializations to make.
11 Answers
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What is Dependency Injection and Inversion of Control in Spring Framework?
...dependencies) and do not worry about how they will get those dependencies. It is the responsibility of Spring to provide the required dependencies for creating objects.
For example: Suppose we have an object Employee and it has a dependency on object Address. We would define a bean corresponding t...
How is the Linux kernel tested ?
...do the Linux kernel developers test their code locally and after they have it committed? Do they use some kind of unit testing, build automation? test plans?
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Why do we use __init__ in Python classes?
I am having trouble understanding the Initialization of classes.
8 Answers
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Generating Random Passwords
When a user on our site loses his password and heads off to the Lost Password page we need to give him a new temporary password. I don't really mind how random this is, or if it matches all the "needed" strong password rules, all I want to do is give them a password that they can change later.
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Does SQLAlchemy have an equivalent of Django's get_or_create?
I want to get an object from the database if it already exists (based on provided parameters) or create it if it does not.
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