ferronrsmith

ElasticSearch Configuration

Resource Limits

ElasticSearch has the best performance when it has a lot of resources (open files and RAM) available.

#/etc/security/limits.conf

elasticsearch - nofile 65535

ferronrsmith

#!/bin/bash
NUM=0
QUEUE=""
MAX_NPROC=2 # default
REPLACE_CMD=0 # no replacement by default
USAGE="A simple wrapper for running processes in parallel.
Usage: `basename $0` [-h] [-r] [-j nb_jobs] command arg_list
    -h      Shows this help
    -r      Replace asterix * in the command string with argument
    -j nb_jobs  Set number of simultanious jobs [2]

ferronrsmith

#!/bin/sh

# NOTE: this script is largely inspired by Meteor install script, 
# which can be found here: https://install.meteor.com

## NOTE sh NOT bash. This script should be POSIX sh only, since we don't
## know what shell the user has. Debian uses 'dash' for 'sh', for
## example.

# Is RESTX already installed (in /usr/local/bin (engine) or /usr/bin

ferronrsmith

# i3status configuration file.
# see "man i3status" for documentation.

# It is important that this file is edited as UTF-8.
# The following line should contain a sharp s:
# ß
# If the above line is not correctly displayed, fix your editor first!

general {
        colors = true

ferronrsmith

class EmptyCollectionContractResolver : DefaultContractResolver {
    protected override JsonProperty CreateProperty(MemberInfo member, MemberSerialization memberSerialization) {
        JsonProperty property = base.CreateProperty(member, memberSerialization);

        Predicate<object> shouldSerialize = property.ShouldSerialize;
        property.ShouldSerialize = obj => (shouldSerialize == null || shouldSerialize(obj)) && !IsEmptyCollection(property, obj);
        return property;
    }

    private bool IsEmptyCollection(JsonProperty property, object target) {

ferronrsmith

Getting Started with NPM (as a developer)

If you haven't already set your NPM author info, now you should:

npm set init.author.name "Your Name"
npm set init.author.email "you@example.com"
npm set init.author.url "http://yourblog.com"

npm adduser

ferronrsmith

/***
 * The following functionality is a custom-based poly-fill placeholder for AngularJS
 * @example <input id="weight" name="weight" type="number" defaulttext="enter your weight" 
 *   				min="50" max="500" required />
 * For browsers lower than IE 10 the in-built placeholder functionality is used, otherwise
 * the poly-fill is used
 */
app.directive('defaulttext', function($timeout){
    if (!$.browser.msie || $.browser.version >= 10) {
        return {

ferronrsmith

/**
 * General-purpose Event binding. Bind any event not natively supported by
 * Angular Pass an object with keynames for events to ng-event Allows $event
 * object and $params object to be passed
 * 
 * @example <input ng-event="{ focus : 'counter++', blur : 'someCallback()' }">
 * @example <input ng-event="{ myCustomEvent : 'myEventHandler($event,
 *          $params)'}">
 * 
 * @param ng-event

ferronrsmith

/**
 * General-purpose validator for ngModel. angular.js comes with several built-in
 * validation mechanism for input fields (ngRequired, ngPattern etc.) but using
 * an arbitrary validation function requires creation of a custom formatters and /
 * or parsers. The ng-validate directive makes it easy to use any function(s)
 * defined in scope as a validator function(s). A validator function will
 * trigger validation on both model and input changes.
 * 
 * @example <input ng-validate=" 'myValidatorFunction($value)' ">
 * @example <input ng-validate="{ foo : '$value > anotherModel', bar :

ferronrsmith

app.directive('ng-numeric', function($log) {
  return {
    require: 'ngModel',
    link: function (scope, element, attr, ngModelCtrl) {
      function fromUser(text) {
        var transformedInput = text.replace(/[^0-9]/g, '');
        $log.info(transformedInput);
        if(transformedInput !== text) {
            ngModelCtrl.$setViewValue(transformedInput);
            ngModelCtrl.$render();