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Definition of “downstream” and “upstream”
I've started playing with Git and have come across the terms "upstream" and "downstream". I've seen these before but never understood them fully. What do these terms mean in the context of SCMs ( Software Configuration Management tools) and source code?
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Biggest differences of Thrift vs Protocol Buffers?
What are the biggest pros and cons of Apache Thrift vs Google's Protocol Buffers ?
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Convert String to Calendar Object in Java
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Calculating a directory's size using Python?
Before I re-invent this particular wheel, has anybody got a nice routine for calculating the size of a directory using Python? It would be very nice if the routine would format the size nicely in Mb/Gb etc.
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Group query results by month and year in postgresql
I have the following database table on a Postgres server:
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How to check whether a string is Base64 encoded or not
I want to decode a Base64 encoded string, then store it in my database. If the input is not Base64 encoded, I need to throw an error.
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How to save an HTML5 Canvas as an image on a server?
I'm working on a generative art project where I would like to allow users to save the resulting images from an algorithm. The general idea is:
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Efficiently convert rows to columns in sql server
...oking for an efficient way to convert rows to columns in SQL server, I heard that PIVOT is not very fast, and I need to deal with lot of records.
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Override and reset CSS style: auto or none don't work
I would like to override following CSS styling defined for all tables:
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Tricky Google interview question
A friend of mine is interviewing for a job. One of the interview questions got me thinking, just wanted some feedback.
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