How to share Database models between two modules?

Git
Background I am currently working on a web project in python that is hosted on AWS Elasticbeanstalk. We have two deploy-able web apps. A front end fl...
1 year ago

How to get the browser to cache images, with php?

HTML
I'm totally new to how to cache images. I output all images in a gallery with php, and want the images already shown, to be cached by the browser, so...
1 year ago

How to create a JSON string from list of objects?

iOS
I have a list of custom objects. Every property in a custom objects is of type String. I have a problem to convert that list of objects to JSON string...
1 year ago

JPA using one join table for two OneToMany entity

Java
There's an Entity Class 'A' (supposed to be a Person),There's another Entity Class 'B' (supposed to be a Contract). Entity 'A' has a relation @OneToM...
1 year ago

Written code that converts decimal to hexadecimal - but wrong order output

Java
I have written a code that will convert a decimal number to a hexadecimal. Let's take as example the decimal number 123456. My code will give output 0...
1 year ago

Cant configure unit tests correctly with mocha

Javascript
I am trying to configure mocha on a typescript project, but not working fine I am using book: Typescript design patterns, chapter 1. When I run mocha...
1 year ago

How to Draw on Image Angular2 Ionic2

Javascript
I know how to draw in Angular1 Ionic1. In my html: <img ng-src="{{image}}" style="width: 100%"> <canvas id="tempCanvas"></canvas>...
1 year ago

Rails API Server RSpec test always returns empty JSON

JSON
I have a problem with testing my Controllers. All tests are working fine, the Controllers are basic CRUD, but one #index action always returns an empt...
1 year ago

How can I sort mySQL results in an individual order?

MySQL
$pdo = $db->prepare('SELECT * FROM animals WHERE id = ?'); $pdo->execute(array($id)); $animals = $pdo->fetchAll(); foreach ($animals as $row...
1 year ago

Node.js pg Pool slow on second execute

Node.js
I've run into a strange issue that I can't seem to get right. I'm using pg pooling in a Node.js app and it runs really quickly on the first execute a...
1 year ago

"Empty delimiter" Warning when using PHP explode() function

PHP
In javascript, var myStringToArray = myString.split(''); is perfectly acceptable. But in PHP, $My_String_To_Array = explode('', $My_String); throws a...
1 year ago

xml files from folder into list

Python
I'm pretty new in programming and it is the first time I use xml, but for class I'm doing a gender classification project with a dataset of Blogs. I ...
1 year ago

Regex to match multiple words in any order

Python
I'm writing a python script which will mark output for a Windows CIS benchmark. In order to do this I am matching values in group policy settings with...
1 year ago

conditional subtraction in dataframe in R

R
I have the following data frame. ID Year A 2001 A 2002 A 2003 B 2009 B 2010 I would like to create a third column in which I substract the mini...
1 year ago

rvest: extract tables with url's instead of text

R
The tables I would like to scrape have url's in them. If I run the code, I get only the column with description of url. How to get the table which act...
1 year ago

CSS Divs postions

Sass (Sass)
Consider following illustration: DIV ONE occupies entire screen, and on button press it is shrieked to 50% and DIV TWO occupies right 50% space. Ho...
1 year ago

SQL query for rows having one value repeated in more then one column

SQL
I have table like: I wanted to get all DeviceID which have key=1 more then 1 time. Like device ID= 3 have two rows with key=1, same as 4. What is t...
1 year ago

Using multiple Deferred and Promises - jquery

Ajax
I have an page which uses jQuery 1.11.1 and is already using Deferred and Promises. The page does approx 13 separate ajax calls and then populates a...
1 year ago

Merging apps on Google Play and App Store

Android
I have a client for whom I have made three apps for different regions (App 1, App2, App3). Now the client changed his strategy and instead of having...
1 year ago

Android : Approach of passing variable generated in click event of fragment and popup window to activity

Android
I wonder what kind of approach available for the transfer of the variable generated from class of fragment or popup window to activity provided that t...
1 year ago