ampersand '&' operator at end of parameter

ampersand '&' operator at end of parameter
I am a noob and this is my first post.With regards to the '&' character, I understand its general usage as a reference, address and logical operator,...However, as I was trying to get the boost random number generator functions to work, I noticed ano

can't print a value from database in a view under codeigniter

can't print a value from database in a view under codeigniter
Here is my Model:function get_name() { $this->db->select('first_name'); $this->db->where('email', $this->session->userdata('email')); $query = $this->db->get('users'); if($query->num_rows() == 1) { return true; } }and this is my

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c++ 2D TileMap Render optimization
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Installing Git separately from Github for Mac

Installing Git separately from Github for Mac
I've installed Github for Mac.I've realised that I need to get to the command line to do some stuff.There is an option in Guthub for Mac to install a command line. All this seems to do is create an alias called Github in /usr/local/bin that points ba

Change “” value with different string depends on last line [closed]

Change “” value with different string depends on last line [closed]
Change"<path>"value with different string depends on last line. In that case when see in the last line "*" to replace"<path>"with"ls -lrt"and to separate the"*"from the last line when see slash

Debugging Codeigniter with XDebug using PHPStorm

Debugging Codeigniter with XDebug using PHPStorm
After setting up XDebug I succeeded in debugging php files with PHPStorm that are directly accessible.But recently I started working with CodeIgniter and I worked throughthis tutorial. Now I was wondering if it was possible to debug specific MVC file

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How to run Java program and get output in PHP?
I'd like to run something like (in myProgram.sh):java -cp whatever.jar com.my.program $1within PHP and read the output.So far I have something like:$processOrderCommand = 'bash -c "exec nohup setsid /myProgram.sh ' . $arg1 . ' > /dev/null 2>&am

python-requests hanging when downloading a mass amount of files

python-requests hanging when downloading a mass amount of files
I am trying to use python-request package to download a mass amount of files(like 10k+) from the web, each file size from several k to the largest as 100mb.my script can run through fine for maybe 3000 files but suddenly it will hang. I ctrl-c it and

Plot multiple parameters in subplots using for loop in R?

Plot multiple parameters in subplots using for loop in R?
I want to do a figure with 4 plots, using par(mfrow=c(2,2)). I have managed to do this in a loop. But - next step is to add a second parameter (time series) in each of these "subplots". The result should be 4 plots with 2 time series each and wi

Using regex parser within a JavaTokensParser subclass

Using regex parser within a JavaTokensParser subclass
I am trying out scala parser combinators with the following object:object LogParser extends JavaTokenParsers with PackratParsers {Some of the parsers are working. But the following one is getting tripped up:def time = """([\d]{2}:[\d]{2}:[\

DDD - How should the domain rules be designed so the upper layers know when a rule was broken?

DDD - How should the domain rules be designed so the upper layers know when a rule was broken?
Example : ShoppingCart entity has a rule that no more than 10 items can be added . The shoppingCart will have a method addItemToCart(item) that will check if it the limit was not exceeded. If the cart limit is exceeded the cart should somehow inform

Index of the current row in DataGridView

Index of the current row in DataGridView
I have 2 DataGridViews and I transfer data between them. My question is: How can i move the index of datagridview1 row to next one after the data has been transfered.Code:int index = 0; int index1 = 0; for (int i = 0; i < produseDataGridView.CurrentC

django-rest-framework : list parameters in URL

django-rest-framework : list parameters in URL
I am pretty new to django and django-rest-framework, but I am trying to pass lists into url parameters to then filter my models by them.Lets say the client application is sending a request that looks something like this...url: "api.com/?something=str

What is ARGF.class in Ruby 1.9?

What is ARGF.class in Ruby 1.9?
In Ruby 1.8.7,the documentationdoes not listARGFunder classes and modules, andARGFisn't a class or a module:ARGF.class # => ObjectIn Ruby 1.9.3,the documentationhasARGFunder classes and modules, but I see this:ARGF.class # => ARGF.class ARGF.supercl

Free two dimensional array

Free two dimensional array
Having the following piece of code:int (*fd)[2]; int memory = n * sizeof(int); fd = malloc(memory);How should I correctly free the allocated memory?Usefree(fd)to free the memory allocated bymalloctofd.NOTE:free()only marks the memory chunk as free -

Setting properties on ActiveModel::Base from an initializer

Setting properties on ActiveModel::Base from an initializer
Content of initializers/rails_defaults.rbActiveModel::Base.include_root_in_json = falseThe error I get on startup:NameError: uninitialized constant ActiveModel::BaseAnyone know of a remedy?I'm using rails 3.1.RC4.Rails 2.x? ChangeActiveModeltoActiveR

Angular.js No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access

Angular.js No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access
//Create an Angular Module. var newsModule = angular.module('NewsModule', []); //Create an Angular Controller. newsModule.controller('newsCtrl', ['$scope', '$http', function ($scope, $http) { //function retrives POST,UPDATE,DELETE,GET data $http.defa

Matlab removal of skull from MRI images in .png format

Matlab removal of skull from MRI images in .png format
I have been given data to create spatial priors for GM WM and CSF for a project involving brain segmentation using the level set method.I am currently stuck on how to remove the skull from Axial coronal and sagittal vies of the brain? essentially i w

Typoscript Use value in Text Wrap multiple times

Typoscript Use value in Text Wrap multiple times
In a Templavoila FCE i want to achieve the following from an input field:<a name="Inputvalue">Inputvalue</>My current Setup is the following:10 = TEXT 10.current = 1 10.wrap = <a name="|"> | </a>But for sure, it

Downvoting reputation cascade

Downvoting reputation cascade
Let me start by adding some context to my question. If the context doesn't interest you, scroll down to the bolded sentences.I am by most standards a junior systems-administrator. I spend more time learning, and verifying my actions than I do actuall
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