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How do I join two lists in Java?
Conditions: do not modifiy the original lists; JDK only, no external libraries. Bonus points for a one-liner or a JDK 1.3 version.
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Convert xlsx to csv in Linux with command line
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The Gnumeric spreadsheet application comes with a command line utility called ssconvert that can convert between a variety of spreadsheet formats:
$ ssconvert Book1.xlsx newfile.csv
Using exporter Gnumeric_stf:stf_csv
$ cat newfile.csv
Foo,Bar,Baz
1,2,3
123.6,7.89,
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How does StartCoroutine / yield return pattern really work in Unity?
... the standard StartCoroutine / yield return pattern to work in C# in Unity, e.g. invoke a method returning IEnumerator via StartCoroutine and in that method do something, do yield return new WaitForSeconds(1); to wait a second, then do something else.
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Where does 'Hello world' come from?
...language. I've always wondered where this sentence came from and where was it first used.
7 Answers
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Hide separator line on one UITableViewCell
I'm customizing a UITableView . I want to hide the line separating on the last cell ... can i do this?
37 Answers
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What is the difference between ng-app and data-ng-app?
...are simply saying makes template valid HTML, or HTML Validator Compliant, without explaining what THOSE terms mean, either.
I do not know for sure, but I'm guessing that these terms apply to HTML validation programs that scan your code for standards compliance - kind of like lint. They do not reco...
Hash String via SHA-256 in Java
...y Castle . I want to use Bouncy Castle (or some other freely available utility) to generate a SHA-256 Hash of a String in Java. Looking at their documentation I can't seem to find any good examples of what I want to do. Can anybody here help me out?
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In Java, how do I check if a string contains a substring (ignoring case)? [duplicate]
...e two String s, str1 and str2 . How do I check if str2 is contained within str1 , ignoring case?
6 Answers
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ADB Android Device Unauthorized
Since I reinstalled Eclipse (simply deleted and downloaded it again) I can't debug my applications on Samsung Galaxy i9001 (with CyanogenMod - Android 4.4.2). It worked fine before reinstallation.
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How can I detect when an Android application is running in the emulator?
... this solution:
fun isProbablyAnEmulator() = Build.FINGERPRINT.startsWith("generic")
|| Build.FINGERPRINT.startsWith("unknown")
|| Build.MODEL.contains("google_sdk")
|| Build.MODEL.contains("Emulator")
|| Build.MODEL.contains("Android SDK built fo...