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Sqlite primary key on multiple columns
What is the syntax for specifying a primary key on more than 1 column in SQLITE ?
9 Answers
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Why is there no Tree class in .NET?
The base class library in .NET has some excellent data structures for collections (List, Queue, Stack, Dictionary), but oddly enough it does not contain any data structures for binary trees. This is a terribly useful structure for certain algorithms, such as those that take advantage of different tr...
Format bytes to kilobytes, megabytes, gigabytes
Scenario: the size of various files are stored in a database as bytes. What's the best way to format this size info to kilobytes, megabytes and gigabytes? For instance I have an MP3 that Ubuntu displays as "5.2 MB (5445632 bytes)". How would I display this on a web page as "5.2 MB" AND have files le...
Docker: adding a file from a parent directory
In my Dockerfile I've got :
6 Answers
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How do I get my Python program to sleep for 50 milliseconds?
How do I get my Python program to sleep for 50 milliseconds?
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How to decompile an APK or DEX file on Android platform? [closed]
Is it possible to decompile an APK package or DEX file on Android platform?
Are there any tools that can decompile an APK file?
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How do I use a custom Serializer with Jackson?
I have two Java classes that I want to serialize to JSON using Jackson:
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How do I specify a pointer to an overloaded function?
I want to pass an overloaded function to the std::for_each() algorithm. For example,
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Delete all data in SQL Server database
How I can delete all records from all tables of my database? Can I do it with one SQL command or I need for one SQL command per one table?
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Is it possible to search for a particular filename on GitHub?
I know that the GitHub web interface lets you search all repositories for files with a particular pathname (e.g. searching for path:/app/models/user.rb yields >109k results), but is there a way to search all repositories for filenames independent of their subdirectory location? I tried using as...