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Adding IN clause List to a JPA Query
...not an array) of objects. The objects must match the type of the field. .toString() is no substitute for class String
– dube
Mar 21 '14 at 10:47
2
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“std::endl” vs “\n”
...cribed in other answers. Anyway, it's redundant when you can merge the two string literals into one.
– iBug
Apr 19 '18 at 6:44
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Rails ActionMailer - format sender and recipient name/email address
... email, you can end up with an invalid From header by simply concatenating strings. Here is a safe way:
require 'mail'
address = Mail::Address.new email # ex: "john@example.com"
address.display_name = name.dup # ex: "John Doe"
# Set the From or Reply-To header to the following:
address.format # r...
Java: possible to line break in a properties file?
Is it possible to continue a long string on the next line in a Java properties file?
3 Answers
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Format a number as 2.5K if a thousand or more, otherwise 900
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@SalmanA - Great help, it fails if one pass arg as string, if cleansed with parseFloat works well. Thank you!
– Adesh M
Apr 25 '16 at 6:57
1
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Get output parameter value in ADO.NET
...a couple using()'s
using (SqlConnection conn = new SqlConnection(connectionString))
using (SqlCommand cmd = new SqlCommand("sproc", conn))
{
// Create parameter with Direction as Output (and correct name and type)
SqlParameter outputIdParam = new SqlParameter("@ID", SqlDbType.Int)
{
...
Git repository broken after computer died
...;
And it was empty whereas the other branch files in this folder has long strings inside of them.
NB I didn't have any changes/commits
I backed up the <problem-branch> file
Deleted the file
git fetch --all to get the branch again
Then the tab auto completion started working again
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How do I convert a float number to a whole number in JavaScript?
...s: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
15 Answers
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How to check if a file exists in a folder?
...ch (var fi in TXTFiles)
log.Info(fi.Exists);
or File.Exists Method:
string curFile = @"c:\temp\test.txt";
Console.WriteLine(File.Exists(curFile) ? "File exists." : "File does not exist.");
share
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Truncate a list to a given number of elements
...rt static java.lang.Math.min;
public class T {
public static void main( String args[] ) {
List<String> items = Arrays.asList("1");
List<String> subItems = items.subList(0, min(items.size(), 2));
// Output: [1]
System.out.println( subItems );
items = Arrays.asList...