Tutorial by Examples: er

Problem Factors are used to represent variables that take values from a set of categories, known as Levels in R. For example, some experiment could be characterized by the energy level of a battery, with four levels: empty, low, normal, and full. Then, for 5 different sampling sites, those levels c...

Fetching the values from the SQLite3 database. Print row values returned by select query import sqlite3 conn = sqlite3.connect('example.db') c = conn.cursor() c.execute("SELECT * from table_name where id=cust_id") for row in c: print row # will be a list To fetch single match...

SharePoint 2013: Access User Profile Service Data using JSOM in SharePoint 2013 ​ In this article, we will learn to manage or access User Profile Service(UPS) Application using JSOM (Javascript Object Model) and create a basic App. Before we start, lets go through basic UPS terminology first. Us...

It's possible to have your own custom code styles, share them with other team members and use a shortcut to auto format the code in a file. To create your own custom code style, go to: Preferences -> Editor -> Code Style There are some general code style settings here. You can also select ...

rebar: Pouriya@Jahanbakhsh ~/director $ rebar doc rebar3: Pouriya@Jahanbakhsh ~/director $ rebar3 edoc erl Pouriya@Jahanbakhsh ~/director $ mkdir -p doc && erl -noshell\ -eval "edoc:file(\"./src/direc...

Example using JsonCoverter to deserialize the runtime property from the api response into a Timespan Object in the Movies model JSON (http://www.omdbapi.com/?i=tt1663662) { Title: "Pacific Rim", Year: "2013", Rated: "PG-13", Released: "12 Jul ...

Users may face the following issue: log4j:WARN No appenders could be found for logger (dao.hsqlmanager). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. One reason this can occur is if the log4j.prop...

After php 5.4. 5.5 and 5.6 this new mayor update came. The update comes with many new programming features, techniques and ways of writing code. Installing PHP 7 could be done in multiple ways. To install it for a localhost development like WAMP or XAMPP either check for software updates from their...

Referring to non-static members in initializer lists before the constructor has started executing can result in undefined behavior. This results since not all members are constructed at this time. From the standard draft: §12.7.1: For an object with a non-trivial constructor, referring to any no...

Simple Codec Here to illustrate the working principle we can use simple encryption and decryption as follows. public static String encrypt(String input) { // Simple encryption, not very strong! return Base64.encodeToString(input.getBytes(), Base64.DEFAULT); } public static String dec...

Simple Codec Here to illustrate the working principle we can use simple encryption and decryption as follows. public static String encrypt(String input) { // Simple encryption, not very strong! return Base64.encodeToString(input.getBytes(), Base64.DEFAULT); } public static String dec...

This is project directory. A service endpoint interface First we will create a service endpoint interface. The javax.jws.WebService @WebService annotation defines the class as a web service endpoint. import javax.jws.WebMethod; import javax.jws.WebService; import javax.jws.soap.SOAPBi...

The example below uses the input statement to read a value from a source (in this case the string 123) into a both a character destination and a numeric destination. data test; source = '123'; numeric_destination = input(source, best.); character_destination = input(source, $3.); run; ...

Unary operators act on the object upon which they are called and have high precedence. (See Remarks) When used postfix, the action occurs only after the entire operation is evaluated, leading to some interesting arithmetics: int a = 1; ++a; // result: 2 a--; // result: 1 i...

A common need for random numbers it to generate a number that is X% of some max value. this can be done by treating the result of NextDouble() as a percentage: var rnd = new Random(); var maxValue = 5000; var percentage = rnd.NextDouble(); var result = maxValue * percentage; //suppose NextDoub...

The APCUIterator allows to iterate over entries in the cache: foreach (new APCUIterator() as $entry) { print_r($entry); } The iterator can be initialized with an optional regular expression to select only entries with matching keys: foreach (new APCUIterator($regex) as $entry) { pr...

When creating a std::unique_lock, there are three different locking strategies to choose from: std::try_to_lock, std::defer_lock and std::adopt_lock std::try_to_lock allows for trying a lock without blocking: { std::atomic_int temp {0}; std::mutex _mutex; std::thread t( [&...

index.js var http = require("http"); http.createServer(function(request, response) { response.writeHead(200, {"Content-Type": "text/plain"}); response.write("Heroku world!"); response.end(); }).listen(process.env.PORT); package.json { &quo...

if (Patterns.EMAIL_ADDRESS.matcher(email).matches()){ Log.i("EmailCheck","It is valid"); }

Vertical join appends dataset B to dataset A providing both of them have similar variables. For example, we have sales for the month of Jan'17 in dataset A and sales for Feb'17 in dataset B. To create a dataset C that has sales of both Jan and Feb we use Vertical Join. PROC SQL; CREATE TABLE C AS ...