[jQuery] Solution When slideDown() Animation Doesn't Work

How to fix jQuery slideDown() not animating on nested divs, using show().slideDown().

[jQuery] Plugin 'hcSticky' for Fixing Specific Elements While Scrolling

The jQuery plugin hcSticky pins an element in place while scrolling — just call hcSticky() on the target.

[jQuery] Triggering onChange Events with Minimalect

A snippet for firing the underlying select's change event from Minimalect's onchange option.

[jQuery] Differences Between mouseover/mouseout and mouseenter/mouseleave

A note on how mouseover/mouseout and mouseenter/mouseleave differ when the cursor crosses inner DOM elements.

[MongoDB] Error: failed to connect to [localhost:27017]

How a missing localhost entry in /etc/hosts broke a Node.js MongoDB connection on 27017.

[Android] How to Test In-App Purchases in Debug Build

Sign the debug APK with the release key and use Google Play alpha or beta tracks to test in-app purchases.

[Shell Script] Commands to Get CPU Core Count

Getting the CPU core count on Linux by grepping `processor` in `/proc/cpuinfo`.

[Node.js] Implementing Simple Auto Increment with Mongoose

A simple Mongoose auto increment using findOne + sort to add 1 to the current maximum code.

[Node.js] base62-node Was Renamed to base62.js

base62-node was renamed to base62.js, and the API moved to a createConverter() style.

[Node.js] Comparison of Daemonization and Process Management Tools for Development Environment

Comparing nodemon, node-supervisor, and node-dev by how they restart after the process dies, and why I switched to node-supervisor.

[Mac] DiffMerge - Advanced App for File Diff Comparison

SourceGear's DiffMerge as a step up from diff and FileMerge on Mac.

[Stylus] Lost img selector in nested selectors

A Stylus 0.40.3 bug where an `img` selector at the top of a nested block gets dropped from the compiled CSS.

[Homebrew] brew upgrade Warning: No developer tools installed. -> Run `xcode-select --install`

Resolving a 'No developer tools installed' warning from brew upgrade by running xcode-select --install.

[Android] Android-Bootstrap - Use Bootstrap and Font Awesome UI Components

Introducing Android-Bootstrap, a library for using Bootstrap-style buttons and Font Awesome icons in Android apps.

[G Suite] How to Turn Off 'Pending Messages' Feature

How to turn off pending message moderation for G Suite group email addresses.

[SEO] Pagination Support

Reference notes on SEO for paginated pages, centered on rel="prev" and rel="next".

Browser Extensions to Edit Cookies (Chrome, Firefox)

A quick memo of Chrome and Firefox extensions handy for editing cookies.

[Mac] Solution for 'You do not have permission to open document xxx'

Fixing the 'You do not have permission to open document' error on Mac by batch-updating permissions with `chmod -R`.

[Github] Error creating pull request: Not Allowed (HTTP 405)

Fixing hub pull-request's HTTP 405 Not Allowed error by removing ~/.ssh/known_hosts.

Ruby on Rails4 + Mongoid + RSpec

Bootstrapping a Rails 4 app with Mongoid and RSpec, including DatabaseCleaner wiring.

[JavaScript] fastclick.js - Library to Speed Up Mobile Tap Events

A quick note on fastclick.js, a JavaScript library that speeds up mobile web tap events.

[Jade] partial is deprecated

Partials are deprecated in recent Jade — use mixins to modularize templates instead.

TechEmpower Framework Benchmarks - Check Benchmarks for Various Frameworks

TechEmpower Framework Benchmarks lets you compare web-framework performance side by side across languages.

[macOS] Terminal App Customization Settings

How I customize the macOS Terminal app — Pro profile, 95% opacity, Monaco font, and more.

[iOS] How to Remove iPhone App from Sale in iTunes Connect

Remove an iPhone app from sale via Rights and Pricing in iTunes Connect and reach Developer Removed From Sale.

[jQuery] How to Reflect Value Changes in Minimalect

With Minimalect, chain .change() after .val() so the display reflects the new value.

[Git] How to Restore Deleted Files

Three-step recipe using `git rev-list` and `git checkout` to restore a deleted file from Git history.

[MongoDB] How to Change LogLevel (Log Level) Settings

How to switch MongoDB logLevel between 0, 1, and 5 with setParameter.

[CSS] How to Print Background Colors and Images in Chrome and Safari

Use -webkit-print-color-adjust: exact to print CSS backgrounds in Chrome and Safari.

[JavaScript] moment.js - A Library for Easy Date and Time Handling

A short bookmark memo about moment.js, a handy JavaScript date/time library.

[Android] How to Install APK Files on an Emulator

Installing an APK onto a running Android emulator with the `adb install` command.

[Gmail] Advanced Search, Custom Search, etc.

A quick pointer to Gmail's official advanced search help page for custom search queries.

[jQuery] jQuery.ajax(options), $.ajax Memo

A sample-code memo for the options and success / error / complete callback arguments of jQuery's $.ajax.

[Xcode5][CocoaPods] Apple Match-O Linker Error: ld: library not found for -lPods

Fixing the Xcode 5 '-lPods' linker error by updating CocoaPods and re-running pod install.

[iOS][Xcode] Solution for Build Error 'While reading … pngcrush caught libpng error'

Fixing the pngcrush CopyPNGFile error by removing duplicated entries in Copy Bundle Resources.

[Xcode] C++11 Standard Library: libc++ (LLVM C++ standard library with C++11 support)

Building ZXing on iOS by switching Xcode's C++ Standard Library to libc++.

WordPress Server Migration Procedure

A memo on migrating a WordPress site between servers via mysqldump and tar.

[WordPress] Solution for 'Could not remove old plugin'

Resolving WordPress 'Could not remove old plugin' with a chown to nginx.

[Linux] How to Change Hostname

Changing a CentOS server hostname via /etc/hosts and /etc/sysconfig/network.

[iOS] Code Sign error: No matching provisioning profile found: Your build settings specify a provisioning profile with the UUID

Fixing an iOS Code Sign error by removing the stale PROVISIONING_PROFILE line from project.pbxproj.

[MongoDB] Backup with mongodump and Restore with mongorestore

mongodump / mongorestore commands for backing up and restoring a whole DB or a single collection.

[jQuery] How to Get Checked Checkbox Values and Store Them in an Array

A memo on collecting checked checkbox values into an array using jQuery's :checked selector and each().

[G Suite] Email and Group Message Sending Limits

Official G Suite help links for email and Google Groups sending limits, plus a DAEMON error tip.

[CoffeeScript] Object Iterator is for of

In CoffeeScript, iterate over object keys with `for key of object` instead of `for in`.

[Nginx] How to Check Compile Options

Use nginx -V to inspect the configure arguments and enabled modules of an installed Nginx binary.

[PHP-FPM] recv() failed (104: Connection reset by peer)

Raising PHP-FPM's request_terminate_timeout to 120s to stop frequent 502 Bad Gateway errors.

[WordPress] Solution for WP Super Cache WPTouch Error

Fix the WPTouch helper plugin error when combining WP Super Cache and WPTouch by enabling it in WP Super Cache settings.

Steps to Build WordPress Environment with Nginx + php-fpm + MySQL on CentOS 6.3 (Sakura VPS)

Building a WordPress environment with Nginx + php-fpm + MySQL on Sakura VPS running CentOS 6.3.

[Sakura VPS] Installing Ubuntu 12.04

Installed Ubuntu 12.04 on Sakura VPS by following the official custom OS installation guide.

[Mac] Setup Method for Using Sakura VPS VNC Console on Mountain Lion

To use the Sakura VPS VNC console on Mountain Lion, revert Java from 7 back to Java 6.