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How do I test if a variable is a number in Bash?
... one of my favorite answers here), since in Conditional Constructs you can read: When the == and != operators are used, the string to the right of the operator is considered a pattern and matched according to the rules described below in Pattern Matching, as if the extglob shell option were enabled....
How to dynamically create CSS class in JavaScript and apply?
...sted the functions and executed it, but it didn't work: "TypeError: Cannot read property 'length' of null". Can it be that does not work creating it from developer console?
– dnuske
May 4 '14 at 2:09
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Submitting the value of a disabled input field
... wanna Display it..
but dont want the user to edit it.
You can use the readonly property in your input field
<input type="text" readonly="readonly" />
share
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improve this answer
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Difference between save and saveAndFlush in Spring data jpa
...ion level of the other transactions. If a transaction's isolation level is READ_UNCOMMITTED，then it will see what has been flushed but not yet committed by other transactions.
– Gab是好人
Jan 31 '17 at 9:46
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Java 8 stream reverse order
...toring the elements.
This first way stores the elements into an array and reads them out to a stream in reverse order. Note that since we don't know the runtime type of the stream elements, we can't type the array properly, requiring an unchecked cast.
@SuppressWarnings("unchecked")
static <T&g...
Best way to convert an ArrayList to a string
...ate over the ArrayList is the only option:
DO NOT use this code, continue reading to the bottom of this answer to see why it is not desirable, and which code should be used instead:
ArrayList<String> list = new ArrayList<String>();
list.add("one");
list.add("two");
list.add("three");
...
Indenting #defines
...
As some have already said, some Pre-ANSI compilers required the # to be the first char on the line but they didn't require de preprocessor directive to be attached to it, so indentation was made this way.
#ifdef SDCC
# if DEBUGGING == 1
#...
Why catch and rethrow an exception in C#?
...ed the case, though a comment might equally suffice. Not guessing when you read code is a good thing.
– annakata
May 19 '09 at 8:36
90
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In C# what is the difference between ToUpper() and ToUpperInvariant()?
...g System;
using System.Drawing;
using System.Globalization;
using System.Threading;
using System.Windows.Forms;
public class Test
{
[STAThread]
static void Main()
{
string invariant = "iii".ToUpperInvariant();
CultureInfo turkey = new CultureInfo("tr-TR");
Thread...
Mixing a PHP variable with a string literal
...
Thanks. I tried reading the strings manual but wasn't sure exactly what I was looking for to search it for what I was after.
– Matt McDonald
Mar 20 '11 at 14:00
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