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Why does Double.NaN==Double.NaN return false?
I was just studying OCPJP questions and I found this strange code:
9 Answers
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What is the difference between “text” and new String(“text”)?
What is the difference between these two following statements?
12 Answers
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How do I see all foreign keys to a table or column?
In MySQL, how do I get a list of all foreign key constraints pointing to a particular table? a particular column? This is the same thing as this Oracle question , but for MySQL.
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Difference between DOMContentLoaded and load events
...red when the document has been
completely loaded and parsed, without waiting for stylesheets, images,
and subframes to finish loading (the load event can be used to detect
a fully-loaded page).
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Fast way of counting non-zero bits in positive integer
I need a fast way to count the number of bits in an integer in python.
My current solution is
9 Answers
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Find when a file was deleted in Git
...ile
If you want to see only the last commit, which deleted a file use -1 in addition, e.g., git log --full-history -1 -- [file path]
See Which commit deleted a file
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javac option to compile all java files under a given directory recursively
I am using the javac compiler to compile java files in my project. The files are distributed over several packages like this: com.vistas.util , com.vistas.converter , com.vistas.LineHelper , com.current.mdcontect .
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A simple scenario using wait() and notify() in java
...d to block until a specific condition is met. For this I assume you're wanting to write a blocking queue implementation, where you have some fixed size backing-store of elements.
The first thing you have to do is to identify the conditions that you want the methods to wait for. In this case, you wi...
Is it good style to explicitly return in Ruby?
Coming from a Python background, where there is always a "right way to do it" (a "Pythonic" way) when it comes to style, I'm wondering if the same exists for Ruby. I've been using my own style guidelines but I'm thinking about releasing my source code, and I'd like it to adhere to any unwritten rule...
DateTime2 vs DateTime in SQL Server
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The MSDN documentation for datetime recommends using datetime2. Here is their recommendation:
Use the time, date, datetime2 and
datetimeoffset data types for new
work. These types align with the SQL
Standard. They are more portable.
time, datetime2 and datetimeo...