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@tototoshi
tototoshi / rownum.sql
Created December 26, 2012 01:14
Grouped LIMIT in PostgreSQL: show the first N rows for each group
-- http://stackoverflow.com/questions/1124603/grouped-limit-in-postgresql-show-the-first-n-rows-for-each-group
-- http://www.postgresql.jp/document/9.2/html/tutorial-window.html
CREATE TABLE empsalary (
depname varchar(10) not null
, empno integer not null
, salary integer not null
);
INSERT INTO empsalary (depname, empno, salary) VALUES ('develop', 11, 5200);
@hgomez
hgomez / download-java8.sh
Created March 19, 2014 20:39
wget to download Java 8
wget --continue --no-check-certificate -O jdk-8-linux-x64.tar.gz --header Cookie: oraclelicense=a http://download.oracle.com/otn-pub/java/jdk/8-b132/jdk-8-linux-x64.tar.gz
@staltz
staltz / introrx.md
Last active July 22, 2024 09:31
The introduction to Reactive Programming you've been missing
@yurydelendik
yurydelendik / gist:f2b846dae7cb29c86d23
Last active June 18, 2024 11:46
PDF.js get/show hightlight
function getHightlightCoords() {
var pageIndex = PDFViewerApplication.pdfViewer.currentPageNumber - 1;
var page = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
var pageRect = page.canvas.getClientRects()[0];
var selectionRects = window.getSelection().getRangeAt(0).getClientRects();
var viewport = page.viewport;
var selected = selectionRects.map(function (r) {
return viewport.convertToPdfPoint(r.left - pageRect.x, r.top - pageRect.y).concat(
viewport.convertToPdfPoint(r.right - pageRect.x, r.bottom - pageRect.y));
});
@davinkevin
davinkevin / MultipartFileSender
Created February 10, 2015 16:31
Implementing HTTP byte-range requests in Spring 4 and other framework...
package lan.dk.podcastserver.utils.multipart;
import lan.dk.podcastserver.utils.MimeTypeUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@kevinelliott
kevinelliott / osx-10.11-setup.md
Last active April 10, 2022 15:47
Mac OS X 10.11 El Capitan Setup

Mac OS X 10.11 El Capitan

Custom recipe to get OS X 10.11 El Capitan running from scratch, setup applications and developer environment. This is very similar (and currently mostly the same) as my 10.10 Yosemite setup recipe (as found on this gist https://gist.github.com/kevinelliott/0726211d17020a6abc1f). Note that I expect this to change significantly as I install El Capitan several times.

I use this gist to keep track of the important software and steps required to have a functioning system after a semi-annual fresh install. On average, I reinstall each computer from scratch every 6 months, and I do not perform upgrades between distros.

This keeps the system performing at top speeds, clean of trojans, spyware, and ensures that I maintain good organizational practices for my content and backups. I highly recommend this.

You are encouraged to fork this and modify it to your heart's content to match your own needs.

Thread Pools

Thread pools on the JVM should usually be divided into the following three categories:

  1. CPU-bound
  2. Blocking IO
  3. Non-blocking IO polling

Each of these categories has a different optimal configuration and usage pattern.

@azs06
azs06 / react-redux-resources.md
Last active April 7, 2024 18:06
List of resources to learn react and it's ecosystem
@mb8z
mb8z / setFavorites.py
Last active December 6, 2020 01:19
Python script for adding folders to favorites on macOS (.sfl and .sfl2 compatible)
# Example usage:
# NOTE: Please mind the trailing slashes at the end of the path names!!!
# Supports multiple files per attribute (pass them after a space - see `--add` example below:
# Examples:
# Adding: `python setFavorites.py --add file:///Users/your_username/your/path/ file:///Users/your_username/your/another_path/`
# Removing: `python setFavorites.py --remove file:///Users/your_username/your/path/`
#!/usr/bin/python
import os