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Sibling package imports
I've tried reading through questions about sibling imports and even the
package documentation , but I've yet to find an answer.
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How do I break a string over multiple lines?
... edited May 30 '19 at 22:23
Alexander Mills
1
answered Sep 24 '10 at 19:54
Matt WilliamsonMatt Williamson
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Reading specific lines only
... loop to read a file, but I only want to read specific lines, say line #26 and #30. Is there any built-in feature to achieve this?
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Printf width specifier to maintain precision of floating-point value
...eventh = 1.0/7.0 results in the value below. Also shown are the preceding and following representable double floating point numbers.
OneSeventh before = 0.1428571428571428 214571170656199683435261249542236328125
OneSeventh = 0.1428571428571428 49212692681248881854116916656494140625
OneSeven...
What is the difference between JSON and Object Literal Notation?
...nce between a JavaScript object defined by using Object Literal Notation and JSON object ?
10 Answers
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What is the purpose of willSet and didSet in Swift?
...seems to be that sometimes, you need a property that has automatic storage and some behavior, for instance to notify other objects that the property just changed. When all you have is get/set, you need another field to hold the value. With willSet and didSet, you can take action when the value is mo...
MySQL vs PostgreSQL for Web Applications [closed]
I am working on a web application using Python (Django) and would like to know whether MySQL or PostgreSQL would be more suitable when deploying for production.
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PHP and MySQL - how to avoid password in source code? [duplicate]
...configuration file.
Many frameworks use this (Zend, CakePHP, Kohana, etc) and it's the most common way of doing things (even in a non-PHP environment such as ASP.NET with its web.config files). This allows you also to copy over configuration values from environment to environment by just copying th...
What's the difference between %s and %d in Python string formatting?
I don't understand what %s and %d do and how they work.
12 Answers
12
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Is it abusive to use IDisposable and “using” as a means for getting “scoped behavior” for exception
Something I often used back in C++ was letting a class A handle a state entry and exit condition for another class B , via the A constructor and destructor, to make sure that if something in that scope threw an exception, then B would have a known state when the scope was exited. This isn't pur...