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How to define an empty object in PHP
...s no properties, methods or
parent. It does not support magic
methods, and implements no interfaces.
When you cast a scalar or array as
Object, you get an instance of
stdClass. You can use stdClass
whenever you need a generic object
instance.
...
How to check SQL Server version
...ways to see the version:
Method 1: Connect to the instance of SQL Server, and then run the following query:
Select @@version
An example of the output of this query is as follows:
Microsoft SQL Server 2008 (SP1) - 10.0.2531.0 (X64) Mar 29 2009
10:11:52 Copyright (c) 1988-2008 Microsoft Corp...
What's the difference between isset() and array_key_exists()? [duplicate]
...n an array, whereas isset will only return true if the key/variable exists and is not null.
$a = array('key1' => 'フーバー', 'key2' => null);
isset($a['key1']); // true
array_key_exists('key1', $a); // true
isset($a['key2']); // false
array_key_exists('key2', $a...
How can I make a div not larger than its contents?
...nter the parent of the table by setting "text-align:center" on it's parent and "text-align:left" on it (e.g. <body style="text-align:center"><span style="text-align:left; display:inline-block;"><table>...</table></span></body>)
– bernstein
...
Authorative way to override onMeasure()?
...ding onMeasure()? I've seen various approaches. For example, Professional Android Development uses MeasureSpec to calculate the dimensions, then ends with a call to setMeasuredDimension(). For example:
...
How can I combine two HashMap objects containing the same types?
... edited Aug 2 '16 at 20:51
Andrew Tobilko
42.5k1111 gold badges6666 silver badges119119 bronze badges
answered Nov 28 '10 at 23:26
...
When would you use the different git merge strategies?
...is in larger projects where many branches have had independent development and it's all ready to come together into a single head.
An octopus branch merges multiple heads in one commit as long as it can do it cleanly.
For illustration, imagine you have a project that has a master, and then three b...
How to delete all datastore in Google App Engine?
...re --> dataviewer, select all the rows for the table you want to delete and hit the delete button (you'll have to do this for all your tables).
You can do the same programmatically through the remote_api (but I never used it).
If you're talking about the development datastore, you'll just have ...
How do I find an element that contains specific text in Selenium Webdriver (Python)?
...omplicated javascript interface with Selenium (using the Python interface, and across multiple browsers). I have a number of buttons of the form:
...
How to install python modules without root access?
I'm taking some university classes and have been given an 'instructional account', which is a school account I can ssh into to do work. I want to run my computationally intensive Numpy, matplotlib, scipy code on that machine, but I cannot install these modules because I am not a system administrator...