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Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
...
NOTE: PyPy is more mature and better supported now than it was in 2013, when this question was asked. Avoid drawing conclusions from out-of-date information.
PyPy, as others have been quick to mention, has tenuous support for C extensions. It has support, but typical...
Array extension to remove object by value
...t 2 / Xcode 7 beta 2: As Airspeed Velocity noticed
in the comments, it is now actually possible to write a method on a generic type that is more restrictive on the template, so the method
could now actually be defined as an extension of Array:
extension Array where Element : Equatable {
// .....
Generate random number between two numbers in JavaScript
...the equation, this is equivalent to
0 <= (X - min) <= (max - min)
Now, lets multiply this with a random number r
which is
0 <= (X - min) * r <= (max - min) * r
Now, lets add back min to the equation
min <= min + (X - min) * r <= min + (max - min) * r
Now, lets chose a funct...
Else clause on Python while statement
...struct:
while condition:
handle_true()
else:
# condition is false now, handle and go on with the rest of the program
handle_false()
An example might be along the lines of:
while value < threshold:
if not process_acceptable_value(value):
# something went wrong, exit the...
How does the Brainfuck Hello World actually work?
...memory looks like:
...[0][0][*97*][0][0]...
If you use dot (.) operator now, what BF does is print:
a
Because a decimal code in ASCII is 97.
So for example BF program like this (97 pluses 2 dots):
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++...
Error in finding last used cell in Excel with VBA
... It is highly unreliable. Try this experiment.
Type something in cell A5. Now when you calculate the last row with any of the methods given below, it will give you 5. Now color the cell A10 red. If you now use the any of the below code, you will still get 5. If you use Usedrange.Rows.Count what do ...
Differences between Oracle JDK and OpenJDK
...arting with JDK 11 accessing the long time support Oracle JDK/Java SE will now require a commercial license. You should now pay attention to which JDK you're installing as Oracle JDK without subscription could stop working. source
Ref: List of Java virtual machines
...
Node: log in a file instead of the console
...This was written around Node v0.2 and v0.4; There are much better utilites now around logging. I highly recommend Winston
Update Late 2013 - We still use winston, but now with a logger library to wrap the functionality around logging of custom objects and formatting. Here is a sample of our logger....
What are the differences between the different saving methods in Hibernate?
..., when to use which, and why isn't there just one intelligent method that knows when to use what?
10 Answers
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Determine if the device is a smartphone or tablet? [duplicate]
... This answer is good but possibly a bit dated since values-xlarge is now being deprecated.Using /res/values and /res/values-sw600 as the folders to store these values in may be a better solution. sw600 means "smallest width 600". If the size of the smallest dimension of the screen is greater...