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How do I list one filename per output line in Linux?
...s -1a
First, though, make sure your ls supports -1. GNU coreutils (installed on standard Linux systems) and Solaris do; but if in doubt, use man ls or ls --help or check the documentation. E.g.:
$ man ls
...
-1 list one file per line. Avoid '\n' with -q or -b
...
Error message Strict standards: Non-static method should not be called statically in php
...
to
public static function getInstanceByName($name=''){
if you want to call them statically.
Note that static methods (and Singletons) are death to testability.
Also note that you are doing way too much work in the constructor, especially all that querying shouldn't be in there. All your const...
Datatables - Search Box outside datatable
...
You can use the DataTables api to filter the table. So all you need is your own input field with a keyup event that triggers the filter function to DataTables. With css or jquery you can hide/remove the existing search input field. Or maybe DataTables has a setting to remove/not-...
Are custom elements valid HTML5?
...cript interfaces.
Custom elements is a part of a larger W3 specification called Web Components, along with Templates, HTML Imports, and Shadow DOM.
Web Components enable Web application authors to define widgets with a
level of visual richness and interactivity not possible with CSS
alone, and eas...
Oracle: If Table Exists
...her reason (that might be important) the exception is still raised to the caller:
BEGIN
EXECUTE IMMEDIATE 'DROP TABLE ' || table_name;
EXCEPTION
WHEN OTHERS THEN
IF SQLCODE != -942 THEN
RAISE;
END IF;
END;
ADDENDUM
For reference, here are the equivalent blocks for other...
Real mouse position in canvas [duplicate]
... evt.clientX - rect.left,
y: evt.clientY - rect.top
};
}
Just call it from your event with the event and canvas as arguments. It returns an object with x and y for the mouse positions.
As the mouse position you are getting is relative to the client window you'll have to subtract the pos...
When to use StringBuilder in Java [duplicate]
It is supposed to be generally preferable to use a StringBuilder for string concatenation in Java. Is this always the case?
...
What's the difference between unit, functional, acceptance, and integration tests? [closed]
...these are slightly wooly and others may disagree.
Unit Tests
Tests the smallest unit of functionality, typically a method/function (e.g. given a class with a particular state, calling x method on the class should cause y to happen). Unit tests should be focussed on one particular feature (e.g., c...
Does const mean thread-safe in C++11?
...:
[17.6.5.9/1]
This section specifies requirements that implementations shall meet to prevent data races (1.10). Every standard library function shall meet each requirement unless otherwise specified. Implementations may prevent data races in cases other than those specified below.
[17.6.5.9/3]
A C...
Why a function checking if a string is empty always returns true? [closed]
...
Simple problem actually. Change:
if (strTemp != '')
to
if ($strTemp != '')
Arguably you may also want to change it to:
if ($strTemp !== '')
since != '' will return true if you pass is numeric 0 and a few other cases due to PHP's autom...