JohnK

JohnK has asked 15 questions and find answers to 9 problems.

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JohnK questions

How to get list of array keys with null values?
Weirdness in Equated Java Arrays: References vs. Pointers
Why "android:" everywhere?
How to lazy mount Material UI tab panels or to know when a tab panel is visible?
How to Correctly Destroy ToneUnit after Tone Fades Out?
SVN confusion: "local add, incoming add upon merge" What do the words actually refer to?
Is there any way to get the tamper-proof date and time on iPhone?
What is `inputProcRefCon` in the `AURenderCallbackStruct`?
Size of default thumb image for iOS slider?
How can I detect DND mode within an app?

JohnK answers

How to get list of array keys with null values?
If upload_tmp_dir has no value... where do my temp files go? -- experiments
Converting a range or partial array, in the form "3-6" or "3-6,12", into an array of integers, like 3,4,5,6,12
How to lazy mount Material UI tab panels or to know when a tab panel is visible?
Is it possible to get the atomic clock timestamp from the iphone GPS?
How can I remove a view from navigation controller
Font-size issues comparing chrome and Firefox
What does :global (colon global) do?