string-concatenation

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T-SQL: Best way to handle NULL values in string concatenation

If in a SELECT statement I\'m selecting a concatenated string that uses values from the table(s) I\'m selecting from, what\'s the best way to handle NULLs for those values so that I still have my stri[详细]

2023-02-10 00:00 分类：问答
concatenate a string to the end of every output line in bash/csh

In bash command line, if I run \"find . -name \'abc*\' \", it prints out a list of filenames like abc1[详细]

2023-02-09 12:51 分类：问答
Concatenation operator in C++?

I have an application in which I need to combine strings within a variable like so: int int_arr[4]; int_arr[1] = 123;[详细]

2023-02-08 11:14 分类：问答
Create a comma-separated strings in C#

I have an object whic开发者_Python百科h holds many values, and some of them (not all values from the object) need to be put in a CSV string. My approach was this:[详细]

2023-02-08 01:51 分类：问答
Concatenate strings and expression results in PowerShell

I want to write out the current process ID in PowerShell. This works: $processId = $([System.Diagnostics.Process]::GetCurrentProcess()).Id[详细]

2023-02-06 03:56 分类：问答
addition of strings in c#, how the compiler does it?

A = string.Concat(\"abc\",\"def\") B = \"abc\" + \"def\" A vs. B Lately I have been confused why many would say that defini开发者_运维问答tely A does a much faster processing compared to B. But,[详细]

2023-02-05 17:59 分类：问答
Making a string concatenation operator in R

I was wondering how one might go about writing a string concatenation oper开发者_如何学运维ator in R, something like || in SAS, + in Java/C# or & in Visual Basic.[详细]

2023-02-05 04:24 分类：问答
Preprocessor macro GCC: pasting x and x does not give a valid preprocessing token

#definePATH\"yagh/headers/\" #defineFILNAME\"includefile\" #define CONCAT(a__, b__) CONCAT_DO(a__, b__)[详细]

2023-02-04 07:26 分类：问答
Formatting concatenated text in Excel

We are trying to concatenate开发者_C百科 text from two cells into one cell. However, the text from the 1st cell needs to be BOLD.[详细]

2023-02-04 06:55 分类：问答
how to break lines when I concatenate strings in django

hy guys, I needed again of the help of you. Now i want to make a break line when i concatenate strings, i tried to do of this way:[详细]

2023-02-03 21:43 分类：问答