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Read .mat files in Python
...on’s dict and list objects. Numeric and cell arrays are converted to row-ordered nested lists. Arrays are squeezed to eliminate arrays with only one element. The resulting data structure is composed of simple types that are compatible with the JSON format.
Example: Load a MAT-file into a Python d...
How to get started with Windows 7 gadgets
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Debugging Scala code with simple-build-tool (sbt) and IntelliJ
What's the easiest way to debug Scala code managed by sbt using IntelliJ's built-in debugger? The documentation from "RunningSbt" from sbt's google code site lists commands for running the main class for a project or the tests, but there seem to be no commands for debugging.
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When does System.gc() do something?
...throwing an OOM, the JVM will already have attempted to garbage collect in order to free up memory
– Scrubbie
Oct 6 '15 at 21:22
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How do I correctly detect orientation change using Phonegap on iOS?
...width and height are changed, therefore a little bit of delay is needed in order to detect the orientation correctly using the width and height. For this, I store the current orientation, and when a change is detected, I check for the change in orientation in 50ms increments upto 250ms. Once a diffe...
Check if a number is int or float
...>> if isinstance(x, int):
print 'x is a int!'
x is a int!
_EDIT:_
As pointed out, in case of long integers, the above won't work. So you need to do:
>>> x = 12L
>>> import numbers
>>> isinstance(x, numbers.Integral)
True
>>> isinstance(x, int)
F...
Mysql: Select rows from a table that are not in another
How to select all rows in one table that do not appear on another?
8 Answers
8
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Create directory if it does not exist
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What will -Force actually do? The documentation says "Forces this cmdlet to create an item that writes over an existing read-only item". Will it delete an existing folder? It should be clear in this answer.
– Peter Mortensen...
Find Java classes implementing an interface [duplicate]
... selves get scanned? As loading everything from the classpath to memory in order to scan it would be a huuuge overhead.
– kaqqao
Jun 15 '16 at 0:13
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Ruby on Rails Callback, what is difference between :before_save and :before_create?
..., there are six callbacks before the database operation, and two after. In order, these are:
before_validation
before_validation_on_create
after_validation
after_validation_on_create
before_save
before_create
DATABASE INSERT
after_create
after_save
Update operations have exactly the same set, ex...