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Why java.util.Optional is not Serializable, how to serialize the object with such fields
...bject with enums. The other case is where class has fields of java.util.Optional class. In this case the following exception is thrown: java.io.NotSerializableException: java.util.Optional
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How do I convert a String to an InputStream in Java?
...am of bytes that represent your original string encoded as UTF-8.
For versions of Java less than 7, replace StandardCharsets.UTF_8 with "UTF-8".
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jQuery UI slider Touch & Drag/Drop support on Mobile devices
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works like a charme with rails5 android and ios devices
– Stef Hej
Jan 16 '17 at 19:26
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How to make exe files from a node.js app?
...node.exe and your scripts.
Depending on your script, you also have the option to port it to JSDB, which supports an easy way to create executables by simply appending resources to it.
A third quasi-solution is to keep node somewhere like C:\utils and add this folder to your PATH environment variab...
Reading Excel files from C#
...g.Format("{0}\\fileNameHere", Directory.GetCurrentDirectory());
var connectionString = string.Format("Provider=Microsoft.Jet.OLEDB.4.0; data source={0}; Extended Properties=Excel 8.0;", fileName);
var adapter = new OleDbDataAdapter("SELECT * FROM [workSheetNameHere$]", connectionString);
var ds = n...
Making custom right-click context menus for my web-app
... down menus when you right-click. Somehow they override the browser's behavior of drop-down menu, and I'm now sure exactly how they do it. I found a jQuery plugin that does this, but I'm still curious about a few things:
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How to get Android crash logs?
...ug certificate), but would like to get crash log data, whenever my application crashes. Where can I find a log of why my app crashed?
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What does [object Object] mean?
I am trying to alert a returned value from a function and I get this in the alert:
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AWS Difference between a snapshot and AMI
...volume plus some metadata like the architecture, kernel, AMI name, description, block device mappings, and more.
You can take a snapshot of an EBS boot volume and turn it into an EBS boot AMI by registering it with the appropriate metadata. The trickiest part of this is specifying the correct AKI...
Animate scrollTop not working in firefox
This function works fine. It scrolls the body to a desired container's offset
11 Answers
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