Tutorial by Examples: u

Multi search

The multi_search option allows us to search for a query in multiple fields at once. GET /_search { "query": { "multi_match" : { "query": "text to search", "fields": [ "field_1", "field_2" ] } }...

Elasticsearch • Search API

User defined REReplaceCallback function

function REReplaceCallback(re,str,callback) { /* Thanks to Ben Nadel "Learning ColdFusion 8: REMatch() For Regular Expression Matching" from 2007-06-13 https://www.bennadel.com/blog/769-learning-coldfusion-8-rematch-for-regular-expression-matching.h...

coldfusion • Working with RegExp Replace callbacks

Using REReplaceCallback function

REReplaceCallback('YOUR REGEX GOES HERE','AND YOUR STRING HERE',function(groups) { //now you can access the 'groups' array containing all the captured groups return result; //return whatever you've processed inside });

coldfusion • Working with RegExp Replace callbacks

Setup Token on Header

Set the token on <head> of your default.blade.php. <meta name="csrf-token" content="{{csrf_token()}}"> Add ajaxSetup on the top of your script, that will be accessible to everywhere. This will set headers on each ajax call $.ajaxSetup({ headers: { '...

Laravel • Token Mismatch Error in AJAX

Use _token field on Ajax

There are many ways to send _token on AJAX call Get all input field's value within <form> tag using var formData = new FormData($("#cart-add")[0]); Use $("form").serialize(); or $("form").serializeArray(); Add _token manually on data of Ajax. using $('meta[n...

Laravel • Token Mismatch Error in AJAX

Installation or Setup

Detailed instructions on getting sqlite3 set up or installed.

sqlite3 • Getting started with sqlite3

Server supports ranges

Request:"http://example.com" GET / HTTP/1.1 Host: example.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:53.0) Gecko/20100101 Firefox/53.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate ...

http-headers • Accept-Ranges: (Response)

Server doesn't support ranges

Request:"http://example.com" GET / HTTP/1.1 Host: example.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:53.0) Gecko/20100101 Firefox/53.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate ...

http-headers • Accept-Ranges: (Response)

@Controller & @RequestMapping

@Controller @RequestMapping("/appointments") public class AppointmentsController { //your handlers here, for example: @RequestMapping(path = "/new", method = RequestMethod.GET) public AppointmentForm getNewForm() { return new AppointmentForm(); } @RequestMapping...

spring-mvc • Spring-MVC with annotations

@RequestParam

@Controller public class EditPetForm { @RequestMapping("/pets") public String setupForm(@RequestParam("petId") int petId, ModelMap model) { Pet pet = this.clinic.loadPet(petId); model.addAttribute("pet", pet); return "petForm...

spring-mvc • Spring-MVC with annotations

Read file from document directory in chunks

I get the file path from document directory and read that file in chunks of 1024 and save (append) to NSMutableData object or you can directly write to socket. // MARK: - Get file data as chunks Methode. func getFileDataInChunks() { let doumentDirectoryPath = NSSearchPathForDirectoriesI...

iOS • FileHandle

Display username

You can show username for autenticated users <div sec:authorize="isAuthenticated()"> Welcome, <span sec:authentication="name">Username</span> </div>

thymeleaf • Spring Security and Thymeleaf

Create a Plugin project

Get the source code from the NopCommerce website and open it in Visual Studio In the plugins folder of NopCommerce solution, add a project of type class library with the plugin name prefixed by Nop.Plugin like Nop.Pugin.CategoryName.PluginName as the name. Then build the solution. Dele...

nopcommerce • How to write a nopCommerce plugin

Call by value

Upon calling a function there are new elements created on the program stack. These include some information about the function and also space (memory locations) for the parameters and the return value. When handing over a parameter to a function the value of the used variable (or literal) is copied...

C++ • C++ function "call by value" vs. "call by reference"

Installation or Setup

Detailed instructions on getting google-api set up or installed.

google-api • Getting started with google-api

Remote Power Supply Testing

Remote Power supply simulation Since we don't have a real remote power supply hardware, we are going to simulate it using python program. Basic idea about RPS Actually remote power supply has a http server. User can send commands to turn ON/OFF power supply using http request. We are going...

robotframework • How robot framework is used in Automation testing in Embedded Systems?

react-native Navigation with react-native-router-flux

Install by using npm install --save react-native-router-flux In react-native-router-flux, each route is called a <Scene> <Scene key="home" component={LogIn} title="Home" initial /> key A unique string that can be used to refer to the particular scene. componen...

react-native • Navigator Best Practices

Euclidean distance loss

Define a custom loss function: import keras.backend as K def euclidean_distance_loss(y_true, y_pred): """ Euclidean distance loss https://en.wikipedia.org/wiki/Euclidean_distance :param y_true: TensorFlow/Theano tensor :param y_pred: TensorFlow/Theano ...

keras • Custom loss function and metrics in Keras

Using list in select

You can use list variable to form <select> elements <select th:field="*{countries}"> <option th:each="country: ${countries}" th:value="${country.id}" th:text="#{${'selected.label.' + country.name}}"/> <...

thymeleaf • Using Lists with Thymeleaf

Simple one author title slide

\documentclass{beamer} \mode<presentation> \usetheme{AnnArbor} \usecolortheme{seahorse} \title[Short topic]{Awesome long topic} \author[Name]{Full name} \institute[Institute short form]{Full name of institute} \date{\today} \begin{document} \maketitle \end{document}

latex • Presentation with beamer package