How to Write Secure Code http://ift.tt/1ivLWEy http://ift.tt/Mxm7uJ...

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How to Write Secure Code
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What is an application security principle? Application security principles are collections of desirable application properties, behaviors, designs and implementation practices that attempt to reduce the likelihood of threat realization and impact should that threat be realized.

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Scalability Principles http://ift.tt/2eAmw17 http://ift.tt/gEA7C8...

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Scalability Principles
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At the simplest level, scalability is about doing more of something. This could be responding to more user requests, executing more work or handling more data. This article presents some principles and guidelines for building scalable software systems.

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headMap, tailMap, descendingMap, NavigableMap, SortedMap TreeMap

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headMap, tailMap, descendingMap, NavigableMap, SortedMap
TreeMap<Integer, Integer> map = new TreeMap<>();

map.put(1, 1);
map.put(2,2);
map.put(3,3);
map.put(4,4);

map.put(5,5);

final NavigableMap<Integer, Integer> headMap = ((NavigableMap<Integer, Integer>) map.headMap(3)).descendingMap();

for(Integer i: headMap.values())
{
System.out.println(i);
}

System.out.println("----");
for(Integer i: map.tailMap(3).values())
{
System.out.println(i);
}

SortedMap
NavigableMap extends SortedMap

NavigableMap:
NavigableMap<K,V> headMap(K toKey, boolean inclusive);
SortedMap<K,V> headMap(K toKey); // why not return NavigableMap?

public interface SortedMap<K,V> extends Map<K,V> {
SortedMap<K,V> headMap(K toKey);

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System Design - Learning from Existing Products http://ift.tt/2eg2ntC...

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System Design - Learning from Existing Products
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System Design - Summary
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System Design - Learning from Open Source and the Internet
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System Design Practices
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Design home page stream Design feed Mixed approaches - Push + Pull from -- selectively disable push for celebrities, pull them instead. http://ift.tt/1NlpEsx Design...

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Achieving Rapid Response Times in Large Online Services - Jeff Dean https://www.youtube.com/watch?v=...

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Achieving Rapid Response Times in Large Online Services - Jeff Dean
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Jeff Dean: "Achieving Rapid Response Times in Large Online Services" Keynote - Velocity 2014

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Needle in a haystack: efficient storage of billions of photos http://ift.tt/1OTTZ1B...

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Needle in a haystack: efficient storage of billions of photos
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Here are some of the salient points from the research publication: “Finding a needle in Haystack: Facebook’s photo storage” - Doug Beaver, Sanjeev Kumar, Harry C. Li, Jason Sobel, Peter Vajgel, Facebook Inc. Full paper avail...

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