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Questions tagged [addition]

Addition is a mathematical operation that represents combining collections of objects together into a larger collection. It is signified by the plus sign (+).

Addition is a mathematical operation that represents combining collections of objects together into a larger collection. It is signified by the plus sign (+).

It is commutative, meaning that order does not matter, and it is associative, meaning that when one adds more than two numbers, order in which addition is performed does not matter.

(Wikipedia)

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What is the syntax for adding an element to a scala.collection.mutable.Map?

What is the syntax for adding an element to a scala.collection.mutable.Map ? Here are some failed attempts: val map = scala.collection.mutable.Map map("mykey") = "myval" map += "mykey" -> "myval" map.put("mykey","myval")
Koala3
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Datetime in C# add days

I want to add days in some date. I have a code like this: DateTime endDate = Convert.ToDateTime(this.txtStartDate.Text); Int64 addedDays = Convert.ToInt64(txtDaysSupp.Text); endDate.AddDays(addedDays); DateTime end = endDate;…
Nomi Ali
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Why does adding two decimals in Javascript produce a wrong result?

Possible Duplicate: Is JavaScript’s Math broken? Why does JS screw up this simple math? console.log(.1 + .2) // 0.3000000000000004 console.log(.3 + .6) // 0.8999999999999999 The first example is greater than the correct result, while the…
Greg Perham
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C addition using modulus

I came across an intriguing C code that prints A + B, but I have trouble understanding it. Input Format: A B where A, B are integers between 0 and 10 separated by a single space. Code: main( n ) { gets( &n ); printf("%d", n % 85 -…
William Lee
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git add . -> still "nothing to commit" with new files

I am struggling with Git, I can't seem to add my files. I ran ls to show that the files are in the current directory, then ran git add . then git status which showed "nothing to commit". JJ-Computer:first_app JJ$ git init Reinitialized existing…
RandyMy
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Add to python path mac os x

I thought import sys sys.path.append("/home/me/mydir") is appending a dir to my pythonpath if I print sys.path my dir is in there. Then I open a new command and it is not there anymore. But somehow Python cant import modules I saved in that…
MacPython
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How to force addition instead of concatenation in javascript

I'm trying to add all of the calorie contents in my javascript like this: $(function() { var data = []; $( "#draggable1" ).draggable(); $( "#draggable2" ).draggable(); $( "#draggable3" ).draggable(); …
Maureen Moore
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git: How do you add an external directory to the repository?

I want to add an external directory to an existing repository. External Dir: /home/some/directory Working Dir: /htdocs/.git If I attempt the following command from the /htdocs dir: git add /home/some/directory I get an error: fatal:…
Sly
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Add jQuery function to specific elements

I know that you can add new jQuery functions by $.fn.someFunction = function() However, I want to add functions to specific elements only. I tried this syntax and it doesn't work $('.someElements').fn.someFunction = function() I want to do this so…
user2385136
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Adjust Single Value within Tensor -- TensorFlow

I feel embarrassed asking this, but how do you adjust a single value within a tensor? Suppose you want to add '1' to only one value within your tensor? Doing it by indexing doesn't work: TypeError: 'Tensor' object does not support item…
LeavesBreathe
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Is integer multiplication really done at the same speed as addition on a modern CPU?

I hear this statement quite often, that multiplication on modern hardware is so optimized that it actually is at the same speed as addition. Is that true? I never can get any authoritative confirmation. My own research only adds questions. The speed…
exebook
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How to add text to an existing div with jquery

I want to add text to an existing div, when I click the Button with the id #add. But this is not working. Here my code: $(function () { $('#Add').click(function () { $('

Text

').appendTo('#Content'); }); });
JSt
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R inconsistency: why add=T sometimes works and sometimes not in the plot() function?

Why is R inconsistent with the add parameter in the plot() function? It sometimes works and sometimes doesn't! In this example, it takes the parameter add=TRUE with no problem: plot(0:10, 0:10*3) plot(identity, add=TRUE, xlim=c(0,10)) plot(function…
Tomas
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Adding any current directory './' to the search path in Linux

How do you add any current directory './' to the search path for executables in Linux?
Brian Mckinlay
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Add text to textarea - Jquery

How can I add text from a DIV to a textarea? I have this now: $('.oquote').click(function() { $('#replyBox').slideDown('slow', function() { var quote = $('.container').text(); …
Oliver 'Oli' Jensen
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