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ArrayList vs List in C#
...type into it.
You can store any values (value type or reference type) such string, int, employee and object in the ArrayList. (Note and)
Boxing and Unboxing will happen.
Not type safe.
It is older.
List is Generic
It is a Type of Type, so you can specify the T on run-time.
You can store an only ...
Why does MSBuild look in C:\ for Microsoft.Cpp.Default.props instead of c:\Program Files (x86)\MSBui
...o locate default cpp properties but cannot because the registry lacks this String Value.
Check for the String Value
Launch regedit
Navigator to HKLM\SOFTWARE\Microsoft\MSBuild\ToolsVersions\4.0
Inspect VCTargetsPath key. The value should = "$(MSBuildExtensionsPath32)\Microsoft.Cpp\v4.0\"
T...
How to draw rounded rectangle in Android UI?
I need to draw a rounded rectangle in the Android UI. Having the same rounded rectangle for TextView and EditText would also be helpful.
...
Android Debug Bridge (adb) device - no permissions [duplicate]
...s to be more user friendly and is lesser security hole then running entire IDE with super user privileges. Mind this is still only a workaround of the problem. System root usage should be minimalized only to administrative tasks, and “adb” was designed to work with normal user account without SU...
Generate unique random numbers between 1 and 100
... document for this snippet so we can see it in action
document.write(JSON.stringify(uniques));
<script src="http://chancejs.com/chance.min.js"></script>
Disclaimer, as the author of Chance, I am a bit biased ;)
...
MySQL order by before group by
...desc
If you have the following sample data:
CREATE TABLE wp_posts
(`id` int, `title` varchar(6), `post_date` datetime, `post_author` varchar(3))
;
INSERT INTO wp_posts
(`id`, `title`, `post_date`, `post_author`)
VALUES
(1, 'Title1', '2013-01-01 00:00:00', 'Jim'),
(2, 'Title2', '2...
“Single-page” JS websites and SEO
...
While #2 might be "easier" for you as a developer, it only provides search engine crawling. And yes, if Google finds out your serving different content, you might be penalized (I'm not an expert on that, but I have heard of it happening).
Both SEO and accessibility (not just for disable...
Check if element exists in jQuery [duplicate]
...an element exists if the element is created by .append() method?
$('elemId').length doesn't work for me.
8 Answers
...
The multi-part identifier could not be bound
... In my case, I was forgetting to put spaces when I concatenated strings to build the sql, so 'FROM dbo.table_a a' + 'INNER JOIN dbo.table_b b' became 'FROM dbo.table_a aINNER JOIN dbo.table_b b', and it got confused and gave me this error message. Details, details, details.
...
How to drop a table if it exists?
...le does not exist).
Instead, for a permanent table you can use
IF OBJECT_ID('dbo.Scores', 'U') IS NOT NULL
DROP TABLE dbo.Scores;
Or, for a temporary table you can use
IF OBJECT_ID('tempdb.dbo.#T', 'U') IS NOT NULL
DROP TABLE #T;
SQL Server 2016+ has a better way, using DROP TABLE IF E...