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Get controller and action name from within controller?
...outeValues["id"];
else if (HttpContext.Current.Request.QueryString.AllKeys.Contains("id"))
return HttpContext.Current.Request.QueryString["id"];
return string.Empty;
}
public static string Controller(this HtmlHelper htmlHelper)
{
var routeValues = Ht...
How to import CSV file data into a PostgreSQL table?
...rticle.
Solution paraphrased here:
Create your table:
CREATE TABLE zip_codes
(ZIP char(5), LATITUDE double precision, LONGITUDE double precision,
CITY varchar, STATE char(2), COUNTY varchar, ZIP_CLASS varchar);
Copy data from your CSV file to the table:
COPY zip_codes FROM '/path/to/csv/ZI...
Converting NumPy array into Python List structure?
...ype" (in a list). If you want to preserve the numpy data types, you could call list() on your array instead, and you'll end up with a list of numpy scalars. (Thanks to Mr_and_Mrs_D for pointing that out in a comment.)
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What is Data Transfer Object?
...attern.
Another use for DTOs can be to encapsulate parameters for method calls. This can be useful if a method takes more than 4 or 5 parameters.
When using the DTO pattern, you would also make use of DTO assemblers. The assemblers are used to create DTOs from Domain Objects, and vice versa.
The ...
Updating the list view when the adapter data changes
...tView.setAdapter(adapter);
and after updating the value of a list item, call:
adapter.notifyDataSetChanged();
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How to programmatically set drawableLeft on Android button?
I'm dynamically creating buttons. I styled them using XML first, and I'm trying to take the XML below and make it programattic.
...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...Pandas Index itself:
df3 = df3[~df3.index.duplicated(keep='first')]
While all the other methods work, the currently accepted answer is by far the least performant for the provided example. Furthermore, while the groupby method is only slightly less performant, I find the duplicated method to be mor...
How do I create a URL shortener?
...two character checksum to the url. That would prevent direct iteration of all the urls in your system. Something simple like f(checksum(id) % (62^2)) + f(id) = url_id
– koblas
Sep 4 '10 at 13:53
...
How to reset sequence in postgres and fill id column with new data?
... This might cause duplicate ids. To prevent this, you can first set all to very high values: UPDATE t SET idcolumn=1000000+ nextval('seq'); then run the above script.
– tahagh
Nov 28 '13 at 13:15
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Is it possible to change the textcolor on an Android SearchView?
...ans using reflection. Also works with appcompat.
– dj_bushido
Jan 3 '15 at 22:44
You can also set android:theme on the...