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What is SaaS, PaaS and IaaS? With examples
What do the following terms mean?
15 Answers
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What does Serializable mean?
What exactly does it mean for a class to be Serializable in Java? Or in general, for that matter...
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Is 23,148,855,308,184,500 a magic number, or sheer chance?
News reports such as this one indicate that the above number may have arisen as a programming bug.
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What is the gain from declaring a method as static
I've recently been looking through my warnings in Eclipse and come across this one:
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Memcached vs. Redis? [closed]
We're using a Ruby web-app with Redis server for caching. Is there a point to test Memcached instead?
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LinkedBlockingQueue vs ConcurrentLinkedQueue
My question relates to this question asked earlier. In situations where I am using a queue for communication between producer and consumer threads would people generally recommend using LinkedBlockingQueue or ConcurrentLinkedQueue ?
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What is the fastest way to get the value of π?
I'm looking for the fastest way to obtain the value of π, as a personal challenge. More specifically, I'm using ways that don't involve using #define constants like M_PI , or hard-coding the number in.
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Export a stash to another computer
I need a way to export a stashed change to another computer.
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Drop all duplicate rows across multiple columns in Python Pandas
The pandas drop_duplicates function is great for "uniquifying" a dataframe. However, one of the keyword arguments to pass is take_last=True or take_last=False , while I would like to drop all rows which are duplicates across a subset of columns. Is this possible?
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Shards and replicas in Elasticsearch
I am trying to understand what shard and replica is in Elasticsearch, but I didn't manage to understand it. If I download Elasticsearch and run the script, then from what I know I have started a cluster with a single node. Now this node (my PC) have 5 shards (?) and some replicas (?).
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