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Formula px to dp, dp to px android
... want a unit that should render the same real size on different devices.
Convert dp to pixel:
public int dpToPx(int dp) {
DisplayMetrics displayMetrics = getContext().getResources().getDisplayMetrics();
return Math.round(dp * (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT));
}...
Convert SQLITE SQL dump file to POSTGRESQL
...for pointing this out.)
If you have booleans in your SQLite then you could convert 1 and 0 to 1::boolean and 0::boolean (respectively) or you could change the boolean column to an integer in the schema section of the dump and then fix them up by hand inside PostgreSQL after the import.
If you have B...
HSL to RGB color conversion
I am looking for a JavaScript / PHP algorithm to convert between HSL color to RGB.
19 Answers
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Converting A String To Hexadecimal In Java
I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ.
21 Answers
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
...and 1, respectively, in almost all contexts, the exception being that when converted to a string, the strings "False" or "True" are returned, respectively.
There is also, for Python 2:
In numeric contexts (for example when used as the argument to an arithmetic operator), they [False and True] ...
How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
How can I convert UNIX timestamp (bigint) to DateTime in SQL Server?
15 Answers
15
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image processing to improve tesseract OCR accuracy
I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...
Create thumbnail image
...otateNoneFlipNone;
break;
}
return flipType;
}
//== convert image to base64
public string convertImageToBase64(Image image)
{
using (MemoryStream ms = new MemoryStream())
{
//convert the image to byte array
image.Save(ms, ImageFormat.Jpeg);
byte...
How to convert int to NSString?
I'd like to convert an int to a NSString in Objective C.
4 Answers
4
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Does .NET provide an easy way convert bytes to KB, MB, GB, etc.?
...our source data is something other than "bytes" and you need to be able to convert to anything...this is is the library you should be using.
– James Blake
Oct 17 '18 at 16:12
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