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Google Sheets API Setup · App Inventor 2 中文网

...le you got from the Service Account setup steps. Unable to parse range: ______ If you get this error message, there may be an error with the range that you provided. This could mean that the sheetName you’ve provided does not actually exist, or that the reference you provided is not valid A1-...
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Regex doesn't work in String.matches()

I have this small piece of code 9 Answers 9 ...
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Strange out of memory issue while loading an image to a Bitmap object

...te decode method based on your image data source. These methods attempt to allocate memory for the constructed bitmap and therefore can easily result in an OutOfMemory exception. Each type of decode method has additional signatures that let you specify decoding options via the BitmapFactory.Options ...
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C++ performance challenge: integer to std::string conversion

... val /= 10; } return s; } This will blow up on systems that disallow unaligned memory accesses (in which case, the first unaligned assignment via *(short*) would cause a segfault), but should work very nicely otherwise. One important thing to do is to minimize the use of std::string. (I...
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How to remove all debug logging calls before building the release version of an Android app?

According to Google, I must " deactivate any calls to Log methods in the source code " before publishing my Android app to Google Play. Extract from section 3 of the publication checklist : ...
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What's an appropriate HTTP status code to return by a REST API service for a validation failure?

...inced that this is an appropriate code for a validation failure, what do y'all recommend? 7 Answers ...
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difference between primary key and unique key

...d on multiple columns, e.g. Primary key (CustomerID, ProductID). This is called composite primary key. This is to clarify the first point, as it might be take as it is (read one key => one column ) by new comer to sql : ) – ken Apr 10 '14 at 13:53 ...
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How to hide UINavigationBar 1px bottom line

..., a custom background image must also be set with the setBackgroundImage(_:for:) method. If the default background image is used, then the default shadow image will be used regardless of the value of this property. So: let navigationBar = navigationController!.navigationBar navigationBar.se...
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How to convert JSON to XML or XML to JSON?

...t in JSON format. Your answer was probably downvoted because it didn't actually answer the question. The OP wasn't asking if he should do the conversion, but rather if he could do it using tools already at his disposal. – David Brown Aug 1 '12 at 3:08 ...
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Create a dictionary on a list with grouping

...vert it to a dictionary, as follows: Dim qry = (From acs In ActualSales _ Group By acs.ProductID Into Group _ Select ProductID, Months = Group.ToDictionary(Function(c) c.Period) _ ).ToDictionary(Function(c) c.ProductID) The resulting query can be used as fo...