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Get decimal portion of a number with JavaScript
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(2.3 % 1).toFixed(4).substring(2) = "3000" if you need it without the 0.
– Simon_Weaver
Oct 2 '15 at 9:22
15
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Converting array to list in Java
...have a truly immutable list in Java 9 and 10.
Truly Immutable list
Java 9:
String[] objects = {"Apple", "Ball", "Cat"};
List<String> objectList = List.of(objects);
Java 10 (Truly Immutable list):
We can use List.of introduced in Java 9. Also other ways:
List.copyOf(Arrays.asList(integers))
A...
Multiple queries executed in java in single statement
...s, and no. Any other value is rejected at runtime with an SQLException.
String dbUrl = "jdbc:mysql:///test?allowMultiQueries=true";
Unless such instruction is passed, an SQLException is thrown.
You have to use execute( String sql ) or its other variants to fetch results of the query executio...
How to copy a file to a remote server in Python using SCP or SSH?
...y for pointing out the weakness in my original answer, which used a single string argument to specify the scp operation shell=True - that wouldn't handle whitespace in paths.
The module documentation has examples of error checking that you may want to perform in conjunction with this operation.
En...
C# 'is' operator performance
...double foo = 1.23;
}
class Program
{
static void Main(string[] args)
{
MyClass myobj = new MyClass();
int n = 10000000;
Stopwatch sw = Stopwatch.StartNew();
for (int i = 0; i < n; i++)
{
boo...
How to specify a min but no max decimal using the range data annotation attribute?
... {1}.")]
That should do what you are looking for and you can avoid using strings.
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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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Does a finally block run even if you throw a new Exception?
...s executes.
public class ExceptionTest {
public static void someFunction(String input) throws Exception {
try {
if( input.equals("ABC") ) {
System.out.println("Matched");
}
} catch (Exception e) {
throw new Exception(e);
} finally {
System.ou...
How can I find all of the distinct file extensions in a folder hierarchy?
...y uses quotes in the find command. To fix this I would use bash's literal string syntax as so: alias file_ext=$'find . -type f -name "*.*" | awk -F. \'!a[$NF]++{print $NF}\''
– SiegeX
Mar 14 '15 at 6:04
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Test if element is present using Selenium WebDriver?
... and determines if it is present like this:
private boolean existsElement(String id) {
try {
driver.findElement(By.id(id));
} catch (NoSuchElementException e) {
return false;
}
return true;
}
This would be quite easy and does the job.
Edit: you could even go furth...