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@granoeste
granoeste / gist:1033085
Created June 18, 2011 13:15
[Android]Using the Handler and Lopper with HandlerThread
// With reference to the android.app.IntentService of the Android framework
// Member variable
private volatile Looper mServiceLooper;
private volatile ServiceHandler mServiceHandler;
// Handler Class
private final class ServiceHandler extends Handler {
public ServiceHandler(Looper looper) {
super(looper);
@mourner
mourner / TileLayer.Common.js
Created February 11, 2012 23:11
Leaflet shortcuts for common tile providers
// Lefalet shortcuts for common tile providers - is it worth adding such 1.5kb to Leaflet core?
L.TileLayer.Common = L.TileLayer.extend({
initialize: function (options) {
L.TileLayer.prototype.initialize.call(this, this.url, options);
}
});
(function () {
@shunchu
shunchu / convert-seconds-into-hh-mm-ss-in-ruby.rb
Created July 25, 2012 07:58
Convert seconds into HH:MM:SS in Ruby
t = 236 # seconds
Time.at(t).utc.strftime("%H:%M:%S")
=> "00:03:56"
# Reference
# http://stackoverflow.com/questions/3963930/ruby-rails-how-to-convert-seconds-to-time
@joho
joho / gist:3735740
Created September 17, 2012 05:40 — forked from rafaelss/gist:3700977
PostgreSQL 9.2 upgrade steps
Steps to install and run PostgreSQL 9.2 using Homebrew (Mac OS X)
(if you aren't using version 9.1.5, change line 6 with the correct version)
1. launchctl unload -w ~/Library/LaunchAgents/homebrew.mxcl.postgresql.plist
2. mv /usr/local/var/postgres /usr/local/var/postgres91
3. brew update
4. brew upgrade postgresql
5. initdb /usr/local/var/postgres -E utf8
6. pg_upgrade -b /usr/local/Cellar/postgresql/9.1.5/bin -B /usr/local/Cellar/postgresql/9.2.0/bin -d /usr/local/var/postgres91 -D /usr/local/var/postgres
7. cp /usr/local/Cellar/postgresql/9.2.0/homebrew.mxcl.postgresql.plist ~/Library/LaunchAgents/
@jessearmand
jessearmand / osm_maps_downloader.py
Created November 6, 2012 14:26
Download map tiles from MapQuest open street map source
#!/usr/local/bin/python
from sys import argv
import os
import math
import urllib2
def deg2num(lat_deg, lon_deg, zoom):
lat_rad = math.radians(lat_deg)
n = 2.0 ** zoom
@jgilfelt
jgilfelt / main.xml
Created December 17, 2012 07:28
"fix" for black surface artefact left by MapFragment when transitioned in a ViewPager on old API versions
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<FrameLayout
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1" >
@linjunpop
linjunpop / deploy-rails-4-app-with-dokku-on-digital-ocean.md
Last active September 11, 2024 10:21
Deploy Rails 4 app with Dokku on DigitalOcean

Deploy Rails 4 app with Dokku on DigitalOcean

Install dokku

First create a Ubuntu 13.04 x64 droplet on DigitalOcean Control Panel

Then ssh with root account, run this in termianl:

$ wget -qO- https://raw.github.com/progrium/dokku/master/bootstrap.sh | sudo bash
@clarkdave
clarkdave / pg_interval.rb
Last active July 9, 2019 00:57
Support for PostgreSQL `interval` type in Rails 4. Although ActiveRecord supports `interval` by default, it turns it into a string (and tells Postgres the column is type string, too). This means you don't get any proper interval goodness. By sticking this code into an initialiser, ActiveRecord will create proper `interval` column types in Postgr…
#
# This will force ActiveRecord to create proper `interval` column types in PostgreSQL
#
# def change
# add_column :leases, :period, :interval
# end
#
# This applies to a generated `schema.rb` file too.
#
# No special OID type is applied to an `interval` type. Rails will treat it as a string, although
@mburumaxwell
mburumaxwell / ActionBarActivityDelegateCompat.java
Created January 4, 2014 11:18
Implementing PreferenceActivity using ActionBarCompat. Add all these files to your project in a package name: android.support.v7.app In your PreferenceActivity extend ActionBarPreferenceActivity If you haven't started using ActionBarCompat and need to implement a PreferenceActivity, I advice you use ActionBarSherlock
package android.support.v7.app;
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.ActionBarDrawerToggle;
@mscharhag
mscharhag / Java8DateTimeExamples.java
Created February 24, 2014 19:53
Examples for using the Java 8 Date and Time API (JSR 310)
import java.time.*;
import java.time.format.DateTimeFormatter;
import java.time.format.FormatStyle;
import java.time.temporal.ChronoUnit;
import java.time.temporal.TemporalAdjusters;
import java.util.*;
import static java.time.temporal.TemporalAdjusters.*;
public class Java8DateTimeExamples {