okay, I can not seem to find the solution so here is my question. I would really appreciate if someone from the stackoverflow community could suggest a solution soon since I have to submit the results. I have two csv files (can be loaded as dataframe
This question already has an answer here: Simultaneously merge multiple data.frames in a list 7 answers I have many data.frames in different length, and I want to concatenate them one by one by row.names in R, if one data.frame miss some names, then
I want to aggregate based on two columns and get the output with all the unique elements in each column. For example, in the dataset below, the blank space are NAs and I want to sum the trips based on o and d (which I did). But the element A in both
I just started to learn Angular, and I tried to make concat var name so I can control it dynamically. This is what I tried - <div ng-app="myApp" ng-controller="myCtrl"> <button ng-click="myFunc(1)">Click Me!</b
I have a problem when I try concatenate variables with a URL This works: $id = 123; $url = file_get_contents("http://127.0.0.1:8080/api/table.json?output=html&udptype=trap&udpmsgid=".$id."&content=udpmessage"); But this doe
I noticed that when I place quotations around something in a comment line, the words in quotations change color to indicate that the interpreter sees them as a string. I found this confusing because I thought that the interpreter was supposed to igno
I am a beginner when it comes to c#. Can anyone help me? I want the variable Username to be used as the filename like .txt. I have this code: String Username = Nametxt.Text; StreamWriter stream = new StreamWriter(@"*Username*.txt"); I want the v
I am trying to prep some zip codes to go into the WHERE clause of a SQL query: WHERE [Zip_code] IN () To do this I put all the values into Excel and want to concatenate the zip codes with an apostrophe at the beginning and an apostrophe, a comma, and
I have created two class in Java. The main class 'Main' is used to pass array values into the second class 'Plan'. My code looks something like this: import java.util.ArrayList; import java.utils.Arras; public class Main { public enum State { A, D, H
I have an employees table and I want to add a third column valued as the concatenation of the first and last name called "FullName". How can I accomplish that without losing any data from either of the first two columns?Quick preface: this answe
Right now, I'm just displaying a message box that will show a file name (example here is PrettyPonies), a hyphen, and a suffix starting at 001,002,003...etc. The method recommended for the suffixes works great up until it hits "010" at which poi
I'm trying to concatenate a variable into a JQuery selector (which I understand to be fairly straightforward), but I'm running into some interesting behavior. My code is supposed to uncheck certain radio selectors along a y-axis. for(var i = 1; i < 5
This question already has an answer here: Should I use curly brackets or concatenate variables within strings? 4 answers I often see programmers on Youtube concatenating like: .$example. Small question, I would like to know what the difference is bet
I understand that CONCATENATE() returns a string but hopefully the formula below should help provide some context and what I'm trying to achieve: I need the cell to say YES or NO depending on whether a date is within a specific range. V3 = 1.1 C5 = 0
I have a SQL query in which I want to select records that where paid between two dates. Here's how I build my query: $qry = array(); $qry[] = "SELECT DISTINCT 2 AS Record_Type, wp_woocommerce_order_items.order_id As Order_Id, First_Name; $qry[] = &qu
I have an incoming array with a count per row and a string which represents one or more key's split by underscore. for each key I'd like to group and sum the total where if the key appears in a row with a total of 5, each item split by the underscore
I need to generate big XML file. So i create this code int n = 6; NSString *carString = @" \n"; for (int i=1;i<=n;i++){ for (int j=1;j<=n;j++){ if (j!=i){ NSString *carStr = [@""stringByAppendingFormat:@"<car from=\"
I want to include a variable between two strings and assign this to a new variable. I tried var row="<tr><td>".$i."</td></tr>"; and var row="<tr><td>"$i"</td></tr>"; a
I have a string (eg. 'STA') and I want to make a cell array that will be a concatenation of my sting with a numbers from 1 to X. I want the code to do something like the fore loop here below: for i = 1:Num a = [{a} {strcat('STA',num2str(i))}] end I w
Is there a way to efficiently concatenate str and list? inside = [] #a list of Items class Backpack: def add(toadd): inside += toadd print "Your backpack contains: " #now what do I do here? It sounds like you're just trying to add a string to a
I don't want to add the numbers, but "concatenate" them and interpret the value as a single number. For example, $var1 = 567; $var2 = 1111; #trying to explain what I wanna do with java-style syntax $var3 = parseInt($var1 CONCAT $var2); print $va
Here's what I have: #define STRING "string 1" string string2 = STRING + "string3"; This is wrong. What is the solution? Is the problem that string2 must be constant or what else, and why? #define STRING "string 1" std::string
I have a wired problem. I tried to concatenate two strings. If I do this with @Client.ip I get a string with a new line. @Client.ip is a string. I used this: order= "net rpc shutdown #{ip} --user=administrator%***! --timeout=100 --force -C 'bla'"
I'm trying to create a cell array of cell arrays in Matlab. The code that I currently have works exactly like I need it to. The problem is basically that if I comment out any line that isn't the first, middle, or last I get the error: Error using ==>
I have a couple of images in Mat objects all with same dimensions I'd like to create one bix cv::Mat object to hold them all So the dimension of the new matrix is: widthNew = widthOld x number of matrices, height remains unchanged. I found that such
I'm using sQLLDER (11g) to load data into a table. One of the columns is a BLOB, that needs to be loaded from another file. The name of the file depends on a field of the table, and I need to concatenate the full path in order to be able to load the
Possible Duplicate: JavaScript: How should I generate a lot of HTML? I feel really stupid doing something like this: var html = '<div><ul>'; for(var i=0; i<10; i++) { html += '<li>' + i + '</li>'; } html += '</ul></div&
In the following snippet of PHP the $phrases needs to reflect the change made in $greeting. How can this be achieved? $greeting = "Hello!"; $phrases = array('greeting' => $greeting . " Glad to see you."); echo $phrases['greeting'];
I've got the following SQL statement that does a subquery concatenation. If you notice, it uses FOR XML .. which .. well .. gives me the shivers a bit :: I feel like it's some code-smell. Is there a better way to do this with SQL Server 2008 ? SELECT
I'm getting an unexpected T_CONCAT_EQUAL error on a line of the following form: $arg1 .= "arg2".$arg3."arg4"; I'm using PHP5. I could simply go an do the following: $arg1 = $arg1."arg2".$arg3."arg4"; but I'd like to
