median-man

vs Questions

---

1. http://stackoverflow.com/questions/804115 (rebase vs merge).
2. https://www.atlassian.com/git/tutorials/merging-vs-rebasing (rebase vs merge)
3. https://www.atlassian.com/git/tutorials/undoing-changes/ (reset vs checkout vs revert)
4. http://stackoverflow.com/questions/2221658 (HEAD^ vs HEAD~) (See git rev-parse)
5. http://stackoverflow.com/questions/292357 (pull vs fetch)
6. http://stackoverflow.com/questions/39651 (stash vs branch)
7. http://stackoverflow.com/questions/8358035 (reset vs checkout vs revert)
8. http://stackoverflow.com/questions/5798930 (git reset vs git rm --cached)

median-man

Practice Problems

Collection of practice problems for learning jQuery.

Count Down

Using html and Javascript, display a count down timer that counts down from 5. The count should decrease by one every second. When the count reaches 0, display the message "Times Up!".

One possible solution may be viewed on CodePen.io here

Buttons From Array

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# removes all node_modules folders recursively
find . -name "node_modules" -exec rm -rf '{}' +

# I found this command on Coderwall at 
# https://coderwall.com/p/guqrca/remove-all-node_module-folders-recursively

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/* 
  Usage:
  Create an instance of the class passing a selector string, callback for handling shift + click
  on element completing a range, and a callback for handling a click on a single element.

  The selector is a string passed to document.querySelector to set the container for the shiftGroup.
  
  The onGroupClick callback is passed the original event object and an array containing the range
  of selected elements.

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# <type>: <subject> (Max 50 char, Why is this change necessary?)
# |<----  Using a Maximum Of 50 Characters  ---->|

# |<----   Try To Limit Each Line to a Maximum Of 72 Characters   ---->|
# Explain how the commit addresses the issue

# IMPORTANT!! Describe any side effects of the change.

# Provide links or keys to any relevant tickets, articles or other resources
# Examples: "Jira issue [ABC-123]" or "Closes Github issue #123"

median-man

//see if sequence of nums is in increasing order, but seq is allowed to decrease once.

// The Goldilocks solution
function checkSequence(arr) {
  const maxOutOfSequencePermitted = 1
  let countOfOutOfSequence = 0
  for (let i = 1; i < arr.length; i += 1) {
    if (arr[i] < arr[i - 1]) {
      countOfOutOfSequence += 1
    }

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/*
  This is a copy/paste from codepen.io. (https://codepen.io/john-desrosiers/pen/vYBwjrG?editors=0010)
  The revealing module pattern with IIFE is used since only a single js file is used for the pen.
*/
const { createStore, combineReducers } = Redux

const actionTypes = Object.freeze({
  CREATE_POLICY: 'create insurance policy',
  DELETE_POLICY: 'cancel insurance policy',
  CREATE_CLAIM: 'make an insurance claim'

median-man

Completely Uninstall MongoDB

Windows 10

• Press the windows key
• Type type "add or remove programs" until "Add or remove programs" is displayed
• Choose "Add or remove programs" (click or press Enter)
• Type "mongodb" in the "Search this list" input box.
• Click on "MongoDB x.x.xx ..." and then click "Uninstall"

median-man

{
  "react component": {
    "description": "A functional react component file template.",
    "prefix": ["re", "rc", "react-comp", "comp"],
    "body": [
      "import React from \"react\"",
      "",
      "const ${1:ComponentName} = () => <div>${1:ComponentName} Component</div>",
      "",
      "export default ${1:ComponentName}",

median-man

How to Completely Uninstall MongoDB Community on macOS Catalina

From this post on the IntelliPaat forum.

This guide assumes that MongoDB Community was installed on macOS Catalina using brew install mongodb-community@4.2. Refer to MongoDB Manual: Install on MacOS for installation instructions.

Commands to Uninstall