Fresh project symfony 3 - error 500

PHP
I install Symfony 3 on remote server - Ubuntu (not localhost, VPS), but when I visit in browser myexampleproject.com/project/web/app.php display white...
1 year ago

Unable to load pickle file

Python
I was previously able to load a pickle file. I saved a new file under a different name. I am unable to load either the old or the new file. Which is a...
1 year ago

How to reference multiple sub-classes on the same element with SASS

Sass (Sass)
I'm using the SMACSS method of writing my SCSS code, and I have a subclass that I want to reference if it also has another subclass. HTML <div cl...
1 year ago

Update value if columns in different tables match

SQL
I have the following two tables: CREATE TABLE CustomProperties ( ID INTEGER PRIMARY KEY , programID INTEGER , Key VARCH...
1 year ago

Make Node 'B' and 'C' collide only with Node 'A'

Swift
why we can't make didBegin function only called if B or C collides with A but not if B and C collides together? is this possible or we always need to ...
1 year ago

How to remove index.php from URLs

Apache Configuration
Am wondering how to remove index.php from URLs, every link on my site has index.php in it, for e.g. example.com/index.php/contact-us. Am using Drupal...
1 year ago

C# split List of interface by implementations

C#
I need to split List<IInterface> to get lists of concrete implementations of IInterface. How can I do it in optimal way? public interfa...
1 year ago

How can we change the color of arrow in the popover of bootstrap?

CSS
<div class=" affix popover right" id ="one" style="margin-left:8em;margin-top:10em; width:15em;background-color:rgba(228,19,47,0.9);padding:5p...
1 year ago

renamed heroku app from website, now it's not found

Git
After renaming my heroku app from the heroku website, whenever I cd to it's directory in a terminal and run any heroku command, I get App not found. D...
1 year ago

How to comment/uncomment in HTML code

HTML
Often while coding view templates in html, my habit of adding some helpful comments causes lots of time-consuming effort while testing. Consider this...
1 year ago

How to format an elapsed time interval in hh:mm:ss.SSS format in Java?

Java
I'm making a stop watch where I'm using Java's SimpleDateFormat to convert the number of milliseconds into a nice "hh:mm:ss:SSS" format. The problem i...
1 year ago

Disable Checkbox on selecting another checkbox in mvc4

Javascript
I have 3 checkboxes and how I can disable remaining two checkboxes on selecting one checkbox My code is model public bool checkbox1{get; set;} publi...
1 year ago

Upload file to servlet from node without saving it

Node.js
On my node express server, I am receiving a pdf file. I am using the below code to get the pdf contents from the request var data = new Buffer(''); r...
1 year ago

Already existing functional way for a retry-until in Scala?

Scala
Is there a functional/Scala way to call a function repeatedly until it succeeds, while reacting to failed attempts? Let me illustrate with an example...
1 year ago

Android studio error after changing sdk path

Android
Hi I have just changed my sdk path and got the following error: Error:Already created an SDK Loader with different SDK Path Previously it worked fin...
1 year ago

How to pass a ng-repeat item as a value into Angular Translate?

AngularJS
It is easier to display this than explain it. I am trying to do this... <div ng-repeat="label in itemLists"> <input id="{{label}}" type=...
1 year ago

How can I communicate with the Kronos API?

C#
I have a Kronos entry point http://kronos../wfc/XmlService that I should be able to access however when I open it in the brower the response is: &lt...
1 year ago

Maximum number of objects in an array for a class

C++
I have this class: class tree { public: int row; int column; }; I want to create a total of around 1024 objects for the class tree but if ...
1 year ago

jquery append to table id not to table inside

HTML
Im trying to add a table row to a table with a certain ID, but when appending, it also appends to tables inside my table which have different ID. I´ve...
1 year ago

When to use var in Javascript

Javascript
Maybe pretty easy question. Where should I use var keyword in JavaScript. It seems to me using it or not have the same effect ( but of course I'm st...
1 year ago