KdgDev questions

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• Ansible ambiguous env value
• HTML5 drag & drop events in Javascript
• PHP variable variables in {} symbols
• Why use public variables?
• Using XPathResult
• Powershell function won't work
• Why should member variables be initialized in constructors?
• Play framework 2.4: NoClassDefFoundError: play/api/cache/CachePlugin
• Reading from USB device and sending queries to it, in C#

KdgDev answers