[Solved] How can I get the file type of a download?

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Put aside background transfer APIs, I think the first question actually you should know is “how to get the file extension from a download Uri”. For this,we need to consider several scenarios about the “Uri”. The download Uri does have a file extension followed, for example: https://code.msdn.microsoft.com/windowsapps/Background-File-Downloader-a9946bc9/file/145559/1/BackgroundDownloader.zip. In this case, we can use Path.GetExtension method … Read more

[Solved] Determining what is returned from a go function

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This part of the function signature is exactly what the function returns. (*PutRecordOutput, error) So this one will return a pointer to a PutRecordOutput plus an error (which by convention is returned as nil if no error occurred). If you look at the source code for the function, return statements will have to be consistent … Read more

[Solved] How to check android application permissions on runtime using ContextCompat.checkSelfPermission()?

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Please follow this tutorials Here is complete source code static final int PERMISSION_ALL = 1; String[] PERMISSIONS = {Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.ACCESS_FINE_LOCATION}; protected void runtimePermission() { if (!hasPermission(ContactUS.this, PERMISSIONS)) { ActivityCompat.requestPermissions(this, PERMISSIONS, PERMISSION_ALL); } } public static boolean hasPermission(Context context, String… permissions) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && context != null && permissions != null) { for … Read more

[Solved] Update…Set…From…Where query is affecting all rows and not specific ones

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Thank you all. I needed to find the common column (the ID column). UPDATE t SET t.Address=”FDAN” FROM TBTest.dbo.Site t INNER JOIN Jobs j ON t.Site_ID = j.Job_ID WHERE j.Job_No = ‘F0085′ I don’t fully understand how the aliases work. But it appears to be working fine. 13 solved Update…Set…From…Where query is affecting all rows … Read more

[Solved] What does the following bit of code mean/do?

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The semicolon at the end of that statement makes the if statement completely useless. After removing the semicolon, that if statement is extremely bad form, and should be either rewritten as if ( (ret_val = fgets(st, n, stdin)) != NULL ) { } or ret_val = fgets(st, n, stdin); if ( ret_val ) { } … Read more

[Solved] Total Number of pixels in an image [closed]

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The total number of pixels is not equal to the sum of values in your image. sumOfAllPixelValues = sum(double(rgbImage(:))); numberOfPixels = numel(rgbImage); The size on disk of an image is numberOfPixels*bytesPerPixel, where bytesPerPixel depends on the bit depth of an image (uint8 would be 8 bits=1 byte, for example. To downsample the image by half, … Read more

[Solved] How can I show array in PHP?

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You need to do this: foreach ($menu_items as $item=>$value) { if($item != ‘about-me’){ echo ‘<a href=”#’.$item.'”>’.$value.'</a>’; //change here }else if($item == ‘about-me’){ echo ‘<a href=”#’.$item.'”>about</a>’; } } You are using $item, use the $value instead of $item. 0 solved How can I show array in PHP?