Tutorial by Examples: le

This is a just a simple example of how to use GooglePlay Service's ActivityRecognitionApi. Although this is a great library, it does not work on devices that do not have Google Play Services installed. Docs for ActivityRecognition API Manifest <!-- This is needed to use Activity Recognition! -...
CREATE SCHEMA IF NOT EXISTS `backgammon`; USE `backgammon`; DROP TABLE IF EXISTS `user_in_game_room`; DROP TABLE IF EXISTS `game_users`; DROP TABLE IF EXISTS `user_in_game_room`; CREATE TABLE `game_users` ( `user_id` BIGINT NOT NULL AUTO_INCREMENT, `first_name` VARCHAR(255) NOT N...
Consider the array declared as real x(10) Then we have three aspects of interest: The whole array x; Array elements, like x(1); Array sections, like x(2:6). Whole arrays In most cases the whole array x refers to all of the elements of the array as a single entity. It may appear in exec...
Firstly it's important to note that when a new socket is created it is assigned a unique Id which is retrieved by calling socket.id. This id can then be stored within a user object and we can assign an identifier such as a username which has been used in this example to retrieve user objects. /** ...
This code implements a version of std::async, but it behaves as if async were always called with the deferred launch policy. This function also does not have async's special future behavior; the returned future can be destroyed without ever acquiring its value. template<typename F> auto asyn...
datatable.js in GitHub Reporitory FunctionDetailsbindPaginator: function()Binds the change event listener and renders the paginatorloadLiveRows: function()Loads rows on-the-fly when scrolling livepaginate: function(newState)Ajax paginationfetchNextPage: function(newState)Loads next page asynchronou...
# install sbt with homebrew (if you didn't) brew install sbt # - create a new scala project # - name your project name when asked like: hello-world sbt new sbt/scala-seed.g8 # go to the new project directory that you named cd hello-world # run sbt to open the sbt shell sbt # run you...
Getting a GA Account: If you don’t have an Analytics account, create one. If you do have an Analytics account, sign in. Both options are available at google.com/analytics Setting up a property in your Analytics account: A property represents your website or app where the data gets aggrega...
To complete this objective following tasks are required. Foreach Loop Container: To iterate over a user configured directory for files. Expression Task: To update a variable if file exists. Steps First goto Solution Explorer double click on Project.params and create a parameter FolderPat...
The below coordinator job will trigger coordinator action once in a day that executes a workflow. The workflow has a shell script that moves input to output. <coordinator-app name="log_process_coordinator" frequency="${coord:days(1)}" start="2017-04-29T06:00Z" ...
<workflow-app xmlns="uri:oozie:workflow:0.4" name="shell-wf"> <start to="shell-node"/> <action name="shell-node"> <shell xmlns="uri:oozie:shell-action:0.2"> <job-tracker>${jobTracker}</job-tracker> <name-n...
nameNode=hdfs://namenode:port start=2016-04-12T06:00Z end=2017-02-26T23:25Z jobTracker=yourjobtracker poolName=yourpool oozie.coord.application.path=${nameNode}/hdfs_path/coord_job_example/coord workflowAppUri=${oozie.coord.application.path} myscript=myscript.sh myscriptPath=${oozie.coord.ap...
inputDir=${1} outputDir=${2} hadoop fs -mkdir -p ${outputDir} hadoop fs -cp ${inputDir}/* ${outputDir}/
SELECT * returns all columns in the same order as they are defined in the table. When using SELECT *, the data returned by a query can change whenever the table definition changes. This increases the risk that different versions of your application or your database are incompatible with each other....
Content of file.json (one JSON object per line): {"A": 1, "B": 2} {"A": 3, "B": 4} How to read directly from a local file: pd.read_json('file.json', lines=True) # Output: # A B # 0 1 2 # 1 3 4
I am using eclipse here, and you need to add below given dependency to your pom.xml 1.) POM.XML <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://m...
dplyr uses Non-Standard Evaluation(NSE), which is why we normally can use the variable names without quotes. However, sometimes during the data pipeline, we need to get our variable names from other sources such as a Shiny selection box. In case of functions like select, we can just use select_ to u...
Using Select2 in a Bootstrap Modal/PopUp If you are using Bootstrap Modal then be sure that Model tabindex=-1 is removed. $('#targetId').select2({ width: '100%', dropdownParent: $("#myModal") })
The splat operator removes individual elements of an array and makes them into a list. This is most commonly used to create a method that accepts a variable number of arguments: # First parameter is the subject and the following parameters are their spouses def print_spouses(person, *spouses) s...
Creating files Language To create a language file, you must end it with _lang.php. For example, you want to create a language file for French language, then you must save it with french_lang.php. Within this file you can store all your language texts in key, value combination in $lang array as show...

Page 311 of 339