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How to center a subview of UIView
I have a UIView inside a UIView m and I want the inner UIView to be always centered inside the outer one, without it having to resize the width and height.
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Why fragments, and when to use fragments instead of activities?
In Android API 11+, Google has released a new class called Fragment .
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How to list all installed packages and their versions in Python?
Is there a way in Python to list all installed packages and their versions?
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What exactly does stringstream do?
I am trying to learn C++ since yesterday and I am using this document: http://www.cplusplus.com/files/tutorial.pdf (page 32) . I found a code in the document and I ran it. I tried inputting Rs 5.5 for price and an integer for quantity and the output was 0.
I tried inputting 5.5 and 6 and the output...
Math - mapping numbers
How do I map numbers, linearly, between a and b to go between c and d.
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Difference between author and committer in Git?
... is the person who originally wrote the code. The committer, on the other hand, is assumed to be the person who committed the code on behalf of the original author. This is important in Git because Git allows you to rewrite history, or apply patches on behalf of another person. The FREE online Pro G...
Nullable Foreign Key bad practice?
...hat bad practice or would you rather work with a link table between Orders and Customers? Although the relationship is 1 to n, a link table would make it n to n. On the other hand, with a link table, I don't have those NULLS anymore...
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Apache Spark: map vs mapPartitions?
What's the difference between an RDD's map and mapPartitions method? And does flatMap behave like map or like mapPartitions ? Thanks.
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What is the idiomatic Go equivalent of C's ternary operator?
In C/C++ (and many languages of that family), a common idiom to declare and initialize a variable depending on a condition uses the ternary conditional operator :
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Python 3.x rounding behavior
I was just re-reading What’s New In Python 3.0 and it states:
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