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WebSockets vs. Server-Sent events/EventSource
Both WebSockets and Server-Sent Events are capable of pushing data to browsers. To me they seem to be competing technologies. What is the difference between them? When would you choose one over the other?
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How can I quantify difference between two images?
Here's what I would like to do:
22 Answers
22
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Storing JSON in database vs. having a new column for each key
I am implementing the following model for storing user related data in my table - I have 2 columns - uid (primary key) and a meta column which stores other data about the user in JSON format.
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How to trim a string to N chars in Javascript?
How can I, using Javascript, make a function that will trim string passed as argument, to a specified length, also passed as argument. For example:
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How to create an HTML button that acts like a link?
I would like to create an HTML button that acts like a link. So, when you click the button, it redirects to a page. I would like it to be as accessible as possible.
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Check whether a path is valid in Python without creating a file at the path's target
I have a path (including directory and file name).
I need to test if the file-name is a valid, e.g. if the file-system will allow me to create a file with such a name.
The file-name has some unicode characters in it.
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Is there a concise way to iterate over a stream with indices in Java 8?
Is there a concise way to iterate over a stream whilst having access to the index in the stream?
22 Answers
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How to compare software version number using js? (only number)
Here is the software version number:
45 Answers
45
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Any way to make a WPF textblock selectable?
How to allow TextBlock 's text to be selectable?
15 Answers
15
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Member '' cannot be accessed with an instance reference
I am getting into C# and I am having this issue:
10 Answers
10
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