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PadLeft function in T-SQL
...
This works for strings, integers and numeric:
SELECT CONCAT(REPLICATE('0', 4 - LEN(id)), id)
Where 4 is desired length. Works for numbers with more than 4 digits, returns empty string on NULL value.
How do I do a multi-line string in node.js?
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As an aside to what folks have been posting here, I've heard that concatenation can be much faster than join in modern javascript vms. Meaning:
var a =
[ "hey man, this is on a line",
"and this is on another",
"and this is on a third"
].join('\n');
Will be slower than:
var a = "hey...
Operator Overloading with C# Extension Methods
...t's not possible to do the operators, you could always just create Add (or Concat), Subtract, and Compare methods....
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Whatever.Test
{
public static class Extensions
{
public static i...
Formatting Numbers by padding with leading zeros in SQL Server
...igits which causes NULL result. The contact function is the answer: SELECT CONCAT(REPLICATE('0',6-LEN(CONVERT(varchar,EmployeeId))) , EmployeeId)
– Mahmoud Moravej
Dec 23 '15 at 5:50
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Convert array of integers to comma-separated string
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I am using .NET 4.5. I tried to concat the comma separated numbers with a string. I got an error saying "cannot convert string[] to char". So the earlier version worked flawlessly.
– Prasanth G
Jan 30 at 12:49
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Inno Setup for Windows service?
...ystem.Environment.UserInteractive)
{
string parameter = string.Concat(args);
switch (parameter)
{
case "--install":
ManagedInstallerClass.InstallHelper(new string[] { Assembly.GetExecutingAssembly().Location });
break;
...
Format number to 2 decimal places
...ect ifnull(format(100.00, 1, 'en_US'), 0)
100.0
Show as Percentage
Select concat(ifnull(format(100.00, 0, 'en_US'), 0), '%')
100%
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Clojure: reduce vs. apply
...more vague and thus can only be optimized on a case-by-case basis. str and concat are the two prevalent exceptons.
– cgrand
Aug 22 '13 at 9:41
1
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What is the difference between join and merge in Pandas?
...ral methods to deal with these situations, among them merge, join, append, concat, combine, combine_first. Take a look at each of these to have a glimpse about which one would be the best fit for your situation
– xiaxio
Mar 29 at 19:03
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GetProperties() to return all properties for an interface inheritance hierarchy
...return type.GetProperties();
return (new Type[] { type })
.Concat(type.GetInterfaces())
.SelectMany(i => i.GetProperties());
}
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