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How to Get True Size of MySQL Database?
... MySQL forum:
SELECT table_schema "database name",
sum( data_length + index_length ) / 1024 / 1024 "database size in MB",
sum( data_free )/ 1024 / 1024 "free space in MB"
FROM information_schema.TABLES
GROUP BY table_schema;
Or in a single line for easier copy-pasting:
SELECT table_sche...
How fast is D compared to C++?
...ting average
Removed the size_type and replaced appropriately with the new index_type alias
...thus resulting in scalar2.cpp (pastebin):
import std.stdio : writeln;
import std.datetime : Clock, Duration;
import std.array : uninitializedArray;
import std.random : uniform;
alia...
PhoneGap: Detect if running on desktop browser
...n a browser or not, here is another great option:
var app = document.URL.indexOf( 'http://' ) === -1 && document.URL.indexOf( 'https://' ) === -1;
if ( app ) {
// PhoneGap application
} else {
// Web page
}
as seen here: Detect between a mobile browser or a PhoneGap application...
Relational table naming convention [closed]
...nate Key (IDEF1X term)
Note that the table name is not required in the index name, because it always shows up as table_name.index_name.
So when Customer.UC_CustomerId or Product.U__AK appears in an error message, it tells you something meaningful. When you look at the indices on a table, you c...
Should each and every table have a primary key?
...s, most RDBMS engines will benefit from including these fields in a unique index.
And since any primary key involves creating a unique index, you should declare it and get both logical consistency and performance.
See this article in my blog for why you should always create a unique index on uniqu...
Using Ajax.BeginForm with ASP.NET MVC 3 Razor
...oller:
public class HomeController : Controller
{
public ActionResult Index()
{
return View(new MyViewModel());
}
[HttpPost]
public ActionResult Index(MyViewModel model)
{
return Content("Thanks", "text/html");
}
}
View:
@model AppName.Models.MyViewMo...
Creating a zero-filled pandas data frame
...
You can try this:
d = pd.DataFrame(0, index=np.arange(len(data)), columns=feature_list)
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Pandas dataframe get first row of each group
...h
If you need id as column:
>>> df.groupby('id').first().reset_index()
id value
0 1 first
1 2 first
2 3 first
3 4 second
4 5 first
5 6 first
6 7 fourth
To get n first records, you can use head():
>>> df.groupby('id').head(2).reset_index(drop=Tru...
Access lapply index names inside FUN
Is there a way to get the list index name in my lapply() function?
12 Answers
12
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How can I simulate an anchor click via jquery?
...n" type="button" value="Click me">
<a id="thickboxId" href="myScript.php" class="thickbox" title="">Link</a>
Edit:
If you're trying to simulate a user physically clicking the link, then I don't believe that is possible. A workaround would be to update the button's click event to chan...