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java: (String[])List.toArray() gives ClassCastException
The following code (run in android) always gives me a ClassCastException in the 3rd line:
4 Answers
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Specifying Maven's local repository location as a CLI parameter
Is it possible to set the location of the local Maven repository as argument on the Maven command line?
3 Answers
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What is meant by Ems? (Android TextView)
...he width of a TextView to fit a text of n 'M' letters regardless of the actual text extension and text size. See wikipedia Em unit
but only when the layout_width is set to "wrap_content". Other layout_width values override the ems width setting.
Adding an android:textSize attribute determines the ...
Using new line(\n) in string and rendering the same in HTML
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Use <br /> for new line in html:
display_txt = display_txt.replace(/\n/g, "<br />");
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Getting current directory in .NET web application
...ave a web project, and I'm trying to get the root directory of the website using the c# method Directory.GetCurrentDirectory() . I don't want to be using a static path as the file locations will be changing in the future. This method is running in my imageProcess.aspx.cs file, but where I thought...
Get Unix Epoch Time in Swift
How do you get the seconds from epoch in Swift?
5 Answers
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Mixins vs. Traits
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Mixins may contain state, (traditional) traits don't.
Mixins use "implicit conflict resolution", traits use "explicit conflict resolution"
Mixins depends on linearization, traits are flattened.
Lecture about traits
ad 1.
In mixins you can define instance variables. Traits do not all...
git: difference between “branchname” and “refs/heads/branchname”
...ained at an example: I am on branch 0.58 of repository and this his how I pull:
3 Answers
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Order of member constructor and destructor calls
Oh C++ gurus, I seek thy wisdom. Speak standardese to me and tell my if C++ guarantees that the following program:
4 Answer...
MySQL CONCAT returns NULL if any field contain NULL
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convert the NULL values with empty string by wrapping it in COALESCE
SELECT CONCAT(COALESCE(`affiliate_name`,''),'-',COALESCE(`model`,''),'-',COALESCE(`ip`,''),'-',COALESCE(`os_type`,''),'-',COALESCE(`os_version`,'')) AS device_name
FROM...