###Moving one repo into a subdirectory of the other
Preserves notes and sets commit details to author details
in newrepo
mletterle
/ gist:8048086
Last active
November 26, 2021 08:56
Replay Two Git Repositories History Into A New One, Chronologically
bbeaudreault
/ HBaseMapReduceUtils.java
Last active
November 8, 2017 06:28
Control # of mappers per RegionServer
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| package org.apache.hadoop.hbase.mapreduce; | |
| import java.io.IOException; | |
| import java.util.Collections; | |
| import java.util.List; | |
| import org.apache.hadoop.hbase.HBaseConfiguration; | |
| import org.apache.hadoop.hbase.client.Scan; | |
| import org.apache.hadoop.hbase.util.Bytes; | |
| import org.apache.hadoop.mapreduce.Job; |
julianpeeters
/ spark-avro-reading-noIDL
Last active
February 8, 2021 17:05
read avros in spark without an IDL with GenericRecord
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| //Adapted from: https://github.com/jcrobak/avro-examples | |
| import org.apache.spark.SparkContext | |
| import org.apache.spark.SparkContext._ | |
| import org.apache.avro.generic.GenericRecord | |
| import org.apache.avro.mapred.AvroKey | |
| import org.apache.avro.mapreduce.AvroKeyInputFormat | |
| import org.apache.hadoop.io.NullWritable | |
| import org.apache.commons.lang.StringEscapeUtils.escapeCsv |
staltz
/ introrx.md
Last active
May 9, 2025 12:50
The introduction to Reactive Programming you've been missing
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
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| package com.example.jeremybell.myapplication | |
| import android.app.Activity | |
| import android.os.Bundle | |
| import android.view.Menu | |
| import android.view.MenuItem | |
| class MyActivity extends Activity { | |
| override def onCreate(savedInstanceState: Bundle): Unit = { | |
| super.onCreate(savedInstanceState) |
gubatron
/ compiling_building_c_cpp_notes.md
Last active
April 15, 2025 16:19
Things to remember when compiling and linking C/C++ programs
tkawachi
/ EbDockerPlugin.scala
Last active
August 29, 2015 14:23
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| import java.nio.charset.Charset | |
| import java.text.SimpleDateFormat | |
| import java.util.Date | |
| import com.amazonaws.services.elasticbeanstalk.AWSElasticBeanstalkClient | |
| import com.amazonaws.services.elasticbeanstalk.model.{UpdateEnvironmentRequest, S3Location, CreateApplicationVersionRequest} | |
| import com.amazonaws.services.s3.AmazonS3Client | |
| import com.amazonaws.services.s3.model.Region | |
| import com.typesafe.sbt.packager.docker.DockerPlugin | |
| import com.typesafe.sbt.packager.docker.DockerPlugin.autoImport.{Docker, dockerExposedPorts} |
A primer/refresher on the category theory concepts that most commonly crop up in conversations about Scala or FP. (Because it's embarassing when I forget this stuff!)
I'll be assuming Scalaz imports in code samples, and some of the code may be pseudo-Scala.
A functor is something that supports map.
DmitrySoshnikov
/ dfs-bfs-non-recursive.js
Created
October 19, 2015 05:40
Non-recursive DFS and BFS algorithms
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| /** | |
| * Depth-first and Breadth-first graph traversals. | |
| * | |
| * In this diff we implement non-recursive algorithms for DFS, | |
| * and BFS maintaining an explicit stack and a queue. | |
| * | |
| * by Dmitry Soshnikov <[email protected]> | |
| * MIT Style license | |
| */ |
johnynek
/ SafeEq.scala
Last active
January 22, 2016 21:46
A zero cost, type-safe equals function in scala
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| import scala.language.experimental.macros | |
| import scala.reflect.macros.Context | |
| /** | |
| * you can try this in the REPL even | |
| */ | |
| object SafeEq { | |
| /** | |
| * eqv(1, "foo") won't compile |