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Random row from Linq to Sql
... fastest) way to retrieve a random row using Linq to SQL when I have a condition, e.g. some field must be true?
15 Answers
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How to create P12 certificate for iOS distribution
...ed them. I was following instructions here on Stack Overflow to convert it to PEM and then to P12 files, but I'm stuck. When I then attempt to convert the PEM to P12, it wants a private key of some sort, and I don't know where to get it.
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C# vs C - Big performance difference
... could try to accumulate the square root values into an accumulator, print it out at the end of the method, and see what's going on.
Edit : see Jalf's answer below
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Is it possible to get element from HashMap by its position?
How to retrieve an element from HashMap by its position, is it possible at all?
14 Answers
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How can I parse a string with a comma thousand separator to a number?
I have 2,299.00 as a string and I am trying to parse it to a number. I tried using parseFloat , which results in 2. I guess the comma is the problem, but how would I solve this issue the right way? Just remove the comma?
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How can I view all historical changes to a file in SVN
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There's no built-in command for it, so I usually just do something like this:
#!/bin/bash
# history_of_file
#
# Outputs the full history of a given file as a sequence of
# logentry/diff pairs. The first revision of the file is emitted as
# full text sinc...
Do Java arrays have a maximum size?
Is there a limit to the number of elements a Java array can contain? If so, what is it?
9 Answers
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What is the difference between an expression and a statement in Python?
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Expressions only contain identifiers, literals and operators, where operators include arithmetic and boolean operators, the function call operator () the subscription operator [] and similar, and can be reduced to some kind of "value", which can be any Python obje...
Add an already existing directory to a directory in Solution Explorer
...but whenever I right-click on the directory and select Add => Existing Item , I can only add individual files, but not directories.
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.NET unique object identifier
...us value A will be changed to value B, so as far as safe code is concerned it's still a unique ID.
If the objects involved are under your control, you could create a mapping using weak references (to avoid preventing garbage collection) from a reference to an ID of your choosing (GUID, integer, wha...