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Use PHP composer to clone git repo
I'm trying to use composer to automatically clone a git repository from github that isn't in packagist but it's not working and I can't figure out what am I doing wrong.
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Usage of protocols as array types and function parameters in swift
I want to create a class that can store objects conforming to a certain protocol. The objects should be stored in a typed array. According to the Swift documentation protocols can be used as types:
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Constructor in an Interface?
I know it's not possible to define a constructor in an interface. But I'm wondering why, because I think it could be very useful.
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What's the difference between equal?, eql?, ===, and ==?
I am trying to understand the difference between these four methods. I know by default that == calls the method equal? which returns true when both operands refer to exactly the same object.
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Generating a UUID in Postgres for Insert statement?
...f a UUID and I want to generate one to refer to each 'item' from a 'store' in my DB with. Seems reasonable right?
6 Answers...
How JavaScript closures are garbage collected
I've logged the following Chrome bug , which has led to many serious and non-obvious memory leaks in my code:
6 Answers
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Branch descriptions in Git
Is there a way in Git to have a 'description' for branches?
14 Answers
14
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Is the pImpl idiom really used in practice?
I am reading the book "Exceptional C++" by Herb Sutter, and in that book I have learned about the pImpl idiom. Basically, the idea is to create a structure for the private objects of a class and dynamically allocate them to decrease the compilation time (and also hide the private implementatio...
Do I need elements in persistence.xml?
...lass>
</persistence-unit>
</persistence>
This file defines a persistence unit
named OrderManagement, which uses a
JTA-aware data source jdbc/MyOrderDB. The jar-file and class elements specify managed persistence classes: entity classes, embeddable classes, and mapped superclasse...
How to extract numbers from a string in Python?
I would extract all the numbers contained in a string. Which is the better suited for the purpose, regular expressions or the isdigit() method?
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