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In Android, how do I set margins in dp programmatically?
...dth = 200; params.leftMargin = 100; params.topMargin = 200;
Code Example for MarginLayoutParams:
http://www.codota.com/android/classes/android.view.ViewGroup.MarginLayoutParams
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How does the getView() method work when creating your own custom adapter?
...iews, when a View is scrolled so that is no longer visible, it can be used for one of the new Views appearing. This reused View is the convertView. If this is null it means that there is no recycled View and we have to create a new one, otherwise we should use it to avoid creating a new.
3: The par...
How to join NSArray elements into an NSString?
... NSMutableString *res = [@"" mutableCopy];
BOOL firstTime = YES;
for (NSObject *obj in self)
{
if (!firstTime) {
[res appendString:separator];
}
else{
firstTime = NO;
}
id val = [obj valueForKey:property];
if ([val...
How to estimate how much memory a Pandas' DataFrame will need?
...g deep=True will enable a more accurate memory usage report, that accounts for the full usage of the contained objects.
This is because memory usage does not include memory consumed by elements that are not components of the array if deep=False (default case).
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How to get a cross-origin resource sharing (CORS) post request working
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this is the only solution worked for us without changeing anything on server-side...thanx miracool
– Timsta
Jul 13 '18 at 21:12
2
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Can an ASP.NET MVC controller return an Image?
...ages");
var path = Path.Combine(dir, id + ".jpg"); //validate the path for security or use other means to generate the path.
return base.File(path, "image/jpeg");
}
As a note, this seems to be fairly efficient. I did a test where I requested the image through the controller (http://localho...
Need to log asp.net webapi 2 request and response body to a database
...ply would like to log the request body (XML or JSON) and the response body for each post.
6 Answers
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How can I initialise a static Map?
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This is the idiom I've used for years and I've never had anyone bat an eye at it. I do the same for unmodifiable constant Sets and Lists too.
– jasonmp85
Jun 3 '10 at 8:22
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How do I determine whether an array contains a particular value in Java?
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Arrays.asList(yourArray).contains(yourValue)
Warning: this doesn't work for arrays of primitives (see the comments).
Since java-8 you can now use Streams.
String[] values = {"AB","BC","CD","AE"};
boolean contains = Arrays.stream(values).anyMatch("s"::equals);
To check whether an array of in...
How to create index on JSON field in Postgres?
...reate an index on a JSON field? I tried it using the -> operator used for hstore but got the following error:
1 Answ...