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Java: random long number in 0
Random class has a method to generate random int in a given range. For example:
16 Answers
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Android TextView with Clickable Links: how to capture clicks?
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Based upon another answer, here's a function setTextViewHTML() which parses the links out of a HTML string and makes them clickable, and then lets you respond to the URL.
protected void makeLinkClickable(SpannableStringBuilder strBuilder, final URLSpan span)
{
int ...
Algorithm to calculate the number of divisors of a given number
What would be the most optimal algorithm (performance-wise) to calculate the number of divisors of a given number?
27 Answe...
How do I create test and train samples from one dataframe with pandas?
I have a fairly large dataset in the form of a dataframe and I was wondering how I would be able to split the dataframe into two random samples (80% and 20%) for training and testing.
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How do I put an already-running process under nohup?
I have a process that is already running for a long time and don't want to end it.
11 Answers
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How large should my recv buffer be when calling recv in the socket library
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For streaming protocols such as TCP, you can pretty much set your buffer to any size. That said, common values that are powers of 2 such as 4096 or 8192 are recommended.
If there is more data then what your buffer, it will simply be saved in the kernel for your next call to recv....
Check if list contains any of another list
...ct parameters to source and then use Intersect which internally uses a HashSet<T> so instead of O(n^2) for the first approach (the equivalent of two nested loops) you can do the check in O(n) :
bool hasMatch = parameters.Select(x => x.source)
.Intersect(myStrings)...
Is there a way to call a stored procedure with Dapper?
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Sam, does this allow result sets from SPROCs?
– Brad
Jan 16 '15 at 19:43
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Linux command (like cat) to read a specified quantity of characters
...c does exactly that, with an added bonus that you could also specify an offset.
cut -c 1-5 will return Hello and cut -c 7-11 will return world. No need for any other command
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How do I test a private function or a class that has private methods, fields or inner classes?
...vate methods is to use reflection.
Internally we're using helpers to get/set private and private static variables as well as invoke private and private static methods. The following patterns will let you do pretty much anything related to the private methods and fields. Of course, you can't change...