Selecting a class in Sass

I have a form which has a label on each input: <label>My Label</label> I style it with: label { &:before { background-color: red; } } I add a class to each label: <label class="blue">My Label</label> <label class=&

How many times there is a waiting time between two dates

----EDIT---- Oh im sorry that was a huge misstake :) Let me ask the question again... Heres an example, Datetime startTime = 2011-10-08 12:30:00 Datetime endTime = 2011-10-10 15:00:00 How many times does 12:00:00 - 13:00:00 occur between the two date

& Ldquo; Rewind & rdquo; Stage of tensioning

I occasionally hit a problem with training in tensorflow and stochastic gradient descent where I load a mini-batch that wreaks havoc on my optimization op, pushing it to Nans. This, of course, throws an error in the training process and forces me to

Django - by authentication url?

I have built a web application using the Django web framework. For security, I created some middleware to ensure each URL is password protected. If some random person enters a URL of the webapp, but aren't logged in, the middleware kicks them to the

Can (should) inherit parts of a function in R?

I have two functions that start pretty similarly. Hence I wonder if this is the right moment to dive into inheritance in R. firstfunc <- function(table,pattern="^Variable") { dframe <- get(table) cn <- colnames(get(table)) qs <- subs

How to count the lines of a text file

import*; import java.util.*; public class Practices { public static void main(String[] args) throws FileNotFoundException { This is my text file: To be or not to be that is the question what about now so be it Scanner input =new Scanner(new

Transcription VB.NET to VB6

I have a program that contains a 2d grid of panel objects and I just realized that the computer I need to run this program on does not use .Net4 and I cannot upgrade its framework either. Because of this, I have to rewrite the program in vb6, which w

How to convert varchar value to numeric

I have a column in database which is varchar. How can I convert to integer in order to get the sum in crystal report. Will it possible to conver the varchar to numeric when using the stored procedure....To do it in C# without using Try/Catch: int val

Looping on two different Pandas databases

I have two different dataframes which I am trying to compare. So, my first data frame has 10 rows and the second has 2,000. What I'm trying to do is compare the first row in my first df to all 2,000 in the other df. Then do the same for the next row

Take the unit tests to the next level

Over the past year or so I have been developing my TDD chops so that I am now fairly good at the essentials - writing tests first, mocking frameworks, testing as small things as possible, DI etc. However I feel like there are still a lot of things th

Delete the consecutive duplicate values ​​by row in R

I am working on a dataset in R where I want to remove consecutive duplicate values PER ROW. For example row (19,15,19,19) should become row (19,15,19). I tried to use duplicated(df) but this removes ALL duplicates resulting in (19,15) instead of only

How a string divided into different values?

I have: file=open("file.txt","r") and the file is in the form: apple\red\3 months pear\green\4 months how do I split the file so it becomes in the form of a list: fruit = ['apple', 'pear'] colour = ['red','green'] expire = ['3 months',

How and where can I place my Bubble sorting algorithm in Java

I am trying to create a program that will ask the user to input 20 double values. The program will then add the total of all input and compute the average. Then I need to display the sum, average, values less than 5.00 and values greater that the com

What is a GREEN (240) boolean

One of my kernels compares each value of a double 1D array verifying that is greater than a scalar. This kernel fills a boolean array of the comparison results. The resulting boolean vector should provide every element comparison result in TRUE or FA

Applying filters to the customized oracle column

I have a query like this. I would like to filter with column Name "A. select 'DummyValue1' as ColumnNameA from TableT. Now I would like to apply filter like select 'DummyValue1' as ColumnNameA from TableT where ColumnNameA = "Value1" . How

UITableView reversible with maximum number of lines per section

I'm new to iPhone dev and programming in general, having recently completed Stephen Kochan's Programming in Objective-C 2.0, and parts of Erica Sadun's iPhone Cookbook. Just reading answered questions on this site has helped me a lot, so I owe a big