Tutorial by Examples | RIP Tutorial

Adding a MPVolumeView

// Add MPVolumeView in a holder view let mpVolumeHolderView = UIView(frame: CGRect(x: 0, y: view.bounds.midY, width: view.bounds.width, height: view.bounds.height)) // Set the holder view's background color to transparent mpVolumeHolderView.backgroundColor = .clear let mpVolume = MPVolumeView(fr...

iOS • MPVolumeView

Formatting tables

Here, "table" is meant broadly (covering data.frame, table, Printing to plain text Printing (as seen in the console) might suffice for a plain-text document to be viewed in monospaced font: Note: Before making the example data below, make sure you're in an empty folder you can write to....

R Language • Publishing

Formatting entire documents

Sweave from the utils package allows for formatting code, prose, graphs and tables together in a LaTeX document. Further Resources Knitr and RMarkdown

R Language • Publishing

Switch among Child Frames of a Parent Frame.

Consider you have a Parent Frame(Frame-Parent). and 2 child frames(Frame_Son,Frame_Daughter). Lets see various conditions and how to handle. 1.From Parent to Son or Daughter: driver.switchTo().frame("Frame_Son"); driver.switchTo().frame("Frame_Daughter"); 2.From Son to Pa...

selenium-webdriver • Switching Frames

Wait for your frames to load

In quite a few cases your frame might not show up immediately and you probably have to wait till it is loaded to switch. Or else you will have NoSuchFrameException. So its always a good choice to wait before you switch. Following is a ideal way to wait till a frame is loaded. try{ new Web...

selenium-webdriver • Switching Frames

Setup for CentOS7 / RHEL7

This example assumes two servers: dbserver (where our database lives) appclient (where our applications live) FWIW, both servers are SELinux enforcing. First, log on to dbserver Create a temporary directory for creating the certificates. mkdir /root/certs/mysql/ && cd /root/cer...

MySQL • SSL Connection Setup

Getting Help

You can use function help() or ? to access documentations and search for help in R. For even more general searches, you can use help.search() or ??. #For help on the help function of R help() #For help on the paste function help(paste) #OR help("paste") #OR ?paste #OR ...

R Language • Getting started with R Language

Comments

SASS supports two types of comments: Inline comments - These only span one line and are usually used to describe a variable or block. The syntax is as follows: // Your comment here (you prepend it with a double slash (//) and the rest of the line is ignored by the parser. Multiline comment...

sass • Getting started with sass

Kali

A fully featured OS designed around penetration testing. Download Link: https://www.offensive-security.com/kali-linux-arm-images/ Requirements: 8GB Class 10 SD Card Minimum 16GB Class 10 SD Card Recommended Default Login: Username: root Password: toor Notes Install gparted and expa...

Raspberry Pi • Operating systems

Retrieve partition table,column, scheme, function, total and min-max boundry values using single query

SELECT DISTINCT object_name(i.object_id) AS [Object Name], c.name AS [Partition Column], s.name AS [Partition Scheme], pf.name AS [Partition Function], prv.tot AS [Partition Count], prv.miVal AS [Min Boundry Value], prv.maVal AS [Max Boundry Value] FROM sys.object...

Microsoft SQL Server • Partitioning

JSP Comments Example

<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html"> <title>JSP Comments</title> </head> <body> <%-- JSP comments --%> -- Ignored by container, you can't see this comment in source code...

jsp • Comments in JSP

Command Syntax

Salt commands are executed using a common structure: salt '*' pkg.install vim [target] [module.function] [arguments] The target determines which systems apply the command. In the example above we target all ('*') the Salt minions. See the targeting minions documentation for more...

salt-stack • Getting started with salt-stack

Parse JSON file with Groovy

Suppose we have the following JSON data: { "TESTS": [ { "YEAR": "2017", "MONTH": "June", "DATE": "28" } ] } import groovy.json...

JSON • Parsing JSON string

How can I compile my Sass

This section is only relevant if you work with the Sass version of Materialize. First, you need to install Sass in your working directory: gem install sass When you have Sass installed on your project and you want to update your output .css file, you need to use the following command: sass sas...

materializecss • Getting started with materializecss

Add an autocomplete UI control with results controller.

The autocomplete UI control is a search dialog with built-in autocomplete functionality. As a user enters search terms, the control presents a list of predicted places to choose from. When the user makes a selection, a GMSPlace (Place in Xamarin) instance is returned, which your app can then use to ...

Xamarin.iOS • Xamarin iOS Google Places Autocomplete

Python

There are multiple ways to switch to alert pop-up in Python: Deprecated: alert = driver.switch_to_alert() Using switch_to: alert = driver.switch_to.alert Using ExplicitWait: from selenium.webdriver.common.by import By from selenium.webdriver.support.ui import WebDriverWait ...

selenium-webdriver • Handle an alert

CAST data to JSON type

This converts valid json strings to MySQL JSON type: SELECT CAST('[1,2,3]' as JSON) ; SELECT CAST('{"opening":"Sicilian","variations":["pelikan","dragon","najdorf"]}' as JSON);

MySQL • JSON

Create Json Object and Array

JSON_OBJECT creates JSON Objects: SELECT JSON_OBJECT('key1',col1 , 'key2',col2 , 'key3','col3') as myobj; JSON_ARRAY creates JSON Array as well: SELECT JSON_ARRAY(col1,col2,'col3') as myarray; Note: myobj.key3 and myarray[2] are "col3" as fixed string. Also mixed JSON data: S...

MySQL • JSON

Read JSON Array value

Create @myjson variable as JSON type (read more): SET @myjson = CAST('["A","B",{"id":1,"label":"C"}]' as JSON) ; SELECT some members! SELECT JSON_EXTRACT( @myjson , '$[1]' ) , JSON_EXTRACT( @myjson , '$[*].label') , JSON_EXTRACT( @...

MySQL • Extract values from JSON type

JSON Extract Operators

Extract path by -> or ->> Operators, while ->> is UNQUOTED value: SELECT myjson_col->>'$[1]' , myjson_col->'$[1]' , myjson_col->>'$[*].label' , myjson_col->>'$[1].*' , myjson_col->>'$[2].*' FROM tablename ; -- visuall: B, "B...

MySQL • Extract values from JSON type