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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
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Add the username from SendGrid into your SMTP settings in the web.config file.
Hope this helps!
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Why do people hate SQL cursors so much? [closed]
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The Size Issue
For really epic result sets (i.e., dumping a table to a file), cursors are essential. The set-based operations can't materialize really large result sets as a single collection in memory.
Alternatives
I try to use an ORM layer as much as possible. But that has two purposes. F...
Are iframes considered 'bad practice'? [closed]
...about them as a text/markup equivalent to the way a video or another media file would be embedded.
For scripting background events, the choice is generally between a hidden iframe and XmlHttpRequest to load content for the current page. The difference there is that an iframe generates a page load,...
Excel: last character/string match in a string
...he following string (which is stored in cell A1):
Drive:\Folder\SubFolder\Filename.ext
To get the position of the last \, you would use this formula:
=FIND("@",SUBSTITUTE(A1,"\","@",(LEN(A1)-LEN(SUBSTITUTE(A1,"\","")))/LEN("\")))
That tells us the right-most \ is at character 24. It does this ...
Grouping functions (tapply, by, aggregate) and the *apply family
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R has many *apply functions which are ably described in the help files (e.g. ?apply). There are enough of them, though, that beginning useRs may have difficulty deciding which one is appropriate for their situation or even remembering them all. They may have a general sense that "I should ...
How to set Bullet colors in UL/LI html lists via CSS without using any images or span tags [duplicat
...ase64 code into a modern browser address bar, then save the image as a PNG file using Ctrl+S (or Cmd+S in Mac) and use the actual PNG file instead of the Base64 encoded string
– OMA
Mar 13 '15 at 13:30
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Single Page Application: advantages and disadvantages [closed]
...t. This should also
work with any updates in data like notifications, profile update etc
An alternate perspective: Aside from your website, will your project
involve a native mobile app? If yes, you are most likely going to be
feeding raw data to that native app from a server (ie JSON) an...
Set the absolute position of a view
...ct the target view to adjust to any layout parameters set using layout XML files, instead of hardcoding those pixels/dps in your Java code.
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Are HTTPS URLs encrypted?
...transport) but if either end (user or server) logs the URL to a plain text file and does not sanitize credentials... now that's a different conversation.
– evilSnobu
Nov 11 '19 at 16:32
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Android Facebook integration with invalid key hash
...oding without fail (you may find your package name in the Android manifest file).
Run your application. Go to the activity where you pasted the above code. In the LogCat file, search for "KeyHash". You may find a key hash. Copy the key hash and go to Facebook application dashboard page. Go to setti...