A List of SalesForce Books

10 Salesforce Survival Tips: Lower Your Cost and Reduce Risk with These Must-Have Tips by Matthew Botos
Account Planning in Salesforce by Donal Daly
Advanced Apex Programming for Salesforce.com and Force.com by Dan Appleman
Apex Design Patterns by Jitendra Zaa and Anshul Verma
Building Salesforce Community: Custom Development and Administration by Michael Slim
Developing Applications with Salesforce Chatter by Rakesh Gupta and Sagar Pareek
Development with the Force.com Platform: Building Business Applications in the Cloud (3rd Edition) (Developer’s Library) by Jason Ouellette
Force.com Enterprise Architecture by Andrew Fawcett  
Force.com Platform Fundamentals: An Introduction to Custom Application Development in the Cloud by Phil Choi
How to code in apex?: Cloud for all.

How Do You Find Files That Were Modified Recently and Have a Specific String in Their Name?

Problem scenario
On a Windows computer you want to find .txt files that were modified within the past four days. Using PowerShell you want to find files in a directory and its subdirectories that were modified within a certain time (within the past four days) and have a pattern in the name of “.txt”. How do you search every folder on the computer (or server) to filter files with 

How Do You Get an Ansible Playbook to Change a Variable Based on a Conditional?

Problem scenario
You do not want to manipulate a variable using a shell: or command: key word. You want a variable to be changed based on conditional logic. What do you do?

Solution
Use “set_fact:” and “when:”

Here is an example:

set_fact:
vara: False
when: “{{ foobar }}” == 35 …

A List of C# Books

Agile Principles, Patterns, and Practices in C# by Robert C. Martin and Micah Martin
Beginning ASP.NET 4.5.1: in C# and VB (Wrox Programmer to Programmer) by Imar Spaanjaars
Beginning C# Object-Oriented Programming (Expert’s Voice in .NET) by Dan Clark
Beginning C# Programming with MonoGame by A.T. Chamillard
Beginning C# Programming with Unity: Visual Studio Edition by A. T. Chamillard
Beginning C# 6 Programming with Visual Studio 2015 by Benjamin Perkins,

How Do You Troubleshoot Mongodb when It Will Not Start and You Get This Error “Failed to start mongodb.service: Unit mongodb.service not found.”?

Problem scenario
Using Linux you try to start the Mongodb service, but the service fails to start.  You get this error: “Failed to start mongodb.service: Unit mongodb.service not found.”  How do you fix this problem?

Solution
Verify you have this file: /etc/systemd/system/mongodb.service
Verify it has this content (with the last line being the “WantedBy=multi-user.target” stanza):

[Unit]
Description=High-performance, schema-free document-oriented database
After=network.target
Documentation=https://docs.mongodb.org/manual

[Service]
User=mongodb
Group=mongodb
ExecStart=/usr/bin/mongod –quiet –config /etc/mongod.conf

[Install]
WantedBy=multi-user.target

With Ubuntu 16 the command “systemctl start mongodb” (as root with no quotes) should start the Mongodb service.

How Do You Deploy a Stack (a Collection of Infrastructure Resources) with AWS CloudFormation Using AWS CLI?

Problem scenario
You want to deploy a stack (a collection of infrastructure or application resources) with the AWS CLI. You want to create a server with CloudFormation and the AWS CLI. How do you do this?

Solution
Here is a simple example to answer the question.  This requires that you have AWS CLI installed and configured. If you need help with that, here are 

A List of Windows & AD Administration Books

Active Directory by Joe Richards, Robbie Allen and Alistair G. Lowe-Norris
Active Directory Administration for Windows Server 2012 & Windows Server 2012 R2 (The Personal Trainer) by William Stanek
Active Directory Administration: The Personal Trainer for Windows Server 2008 & Windows Server 2008 R2  by William Stanek
Active Directory Cookbook: Solutions for Administrators & Developers (Cookbooks (O’Reilly)) by Brian Svidergol and Robbie Allen
Active Directory: Designing,

What Type of Speaker Works Wirelessly with a Laptop and Provides a Better Sound Than Twangy Speakers?

Problem scenario
For travel it is nice to have a way to listen to music or spoken word instructions (e.g., technical, job-related audio) without head phones and not rely on twangy, lower-power laptop speakers.  What type of speaker is not too heavy or big, is of a high quality, and will work wirelessly with a laptop?

Solution
The Sharper Image SBT605OR Speaker

A List of Hyper-V Books

Designing Hyper-V Solutions by Saurabh Grover
Hyper-V 2016 Best Practices by Benedict Berger and Romain Serre
Hyper-V Best Practices by Benedict Berger
Hyper-V for VMware Administrators: Migration, Coexistence, and Management by Brien Posey
Hyper-V Network Virtualization Cookbook by Ryan Boud
Hyper-V Replica Essentials by Vangel Krstevski
Hyper-V Security by Eric Siron and Andy Syrewicze
Instant Hyper-V Server Virtualization Starter by Vicente Rodriguez Eguibar
Learning Hyper-V by Vinicius R.

How Do You Install an Older Version of Ansible on an AWS Instance of Red Hat Linux?

Problem scenario
You are using Red Hat Enterprise Linux in AWS.  You need to install an older version of Ansible — not the newest.  The pip command and other supported ways of deploying Ansible automatically use the newest version.  You also want to install Maven. 

Solution
Run this script with “sudo”. (You could run it as root, but that is not recommended.)  The server must be in a Security Group with access to the internet.