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In where shall I use isset() and !empty()
...
In the most general way :
isset tests if a variable (or an element of an array, or a property of an object) exists (and is not null)
empty tests if a variable (...) contains some non-empty data.
To answer question 1 :
$str = '';
var_dump(isset($str));
...
A proper wrapper for console.log with correct line number?
...cial object" so it stands out and looks mostly the same in FF and Chrome.
Testing in fiddle: http://jsfiddle.net/drzaus/pWe6W/
_log = (function (undefined) {
var Log = Error; // does this do anything? proper inheritance...?
Log.prototype.write = function (args) {
/// <summary&g...
How can I debug javascript on Android?
...ce: http://...
Determining the version of WebKit
If you type javascript:alert(navigator.userAgent) in the location bar you’ll see the WebKit version listed e.g.
In Chrome:
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.2 (KHTML, like Gecko) Chrome/4.0.221.6 Safari/532.2
On An...
How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
I wrote a very simple test code of printf uint64_t:
3 Answers
3
...
What's the bad magic number error?
...ctory. Say if you create a new directory in django for seperating the unit tests into multiple files and place them in one directory then you also have to create the __init__.py file beside all the other files in new created test directory. otherwise it can give error like
Traceback (most recent ca...
How do I design a class in Python?
...a or because of some update/mutation which is performed.
Don't forget to test each class in isolation using unittest.
Also, there's no law that says classes must be mutable. In your case, for example, you have almost no mutable data. What you have is derived data, created by transformation func...
Difference between require, include, require_once and include_once?
...ile only a single time in the current file.
Here in the example I have an test1.php.
<?php
echo "today is:".date("Y-m-d");
?>
and in another file that I have named test2.php
<?php
require_once('test1.php');
require_once('test1.php');
?>
as you are watching the m requir...
What is the list of possible values for navigator.platform as of today? [closed]
...nformation and release dates where applicable.
Android
It's really hard to test for Android devices. Android devices will return Android just as often as some version of Linux. For example on a Nexus 5 phone, both the Android browser and Chrome return Linux armv7l. In rare cases Android devices can ...
Nested or Inner Class in PHP
...new \Package\MyParent\ProtectedChild();
}
public function test() {
echo "Call from parent -> ";
$this->publicChild->protectedMethod();
$this->protectedChild->protectedMethod();
echo "<br>Siblings<br>";
...
Difference between assertEquals and assertSame in phpunit?
...ne is an int, basically:
'2204' !== 2204
assertSame('2204', 2204) // this test fails
assertEquals
"Reports an error identified by $message if the two variables $expected and $actual are not equal."
assertEquals does not appear to take datatype into consideration so using the above example o...