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Android Writing Logs to text File

... code of Mine but then this method creates file but contains nothing. Basically I want to read previous contents of the file and then append my data with the existing content. ...
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What is the difference between a definition and a declaration?

...// extern can be omitted for function declarations class foo; // no extern allowed for type declarations A definition actually instantiates/implements this identifier. It's what the linker needs in order to link references to those entities. These are definitions corresponding to the above declara...
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Android View.getDrawingCache returns null, only null

... sorry, personally, can't help you with your question :'( -> nice that it worked :) – cV2 Jul 26 '13 at 11:36 ...
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CORS - How do 'preflight' an httprequest?

...t involves configuring the server responses to include the "Access-Control-Allow-Origin" header and 'preflight' requests with and OPTIONS request. I got the idea from this post : Getting CORS working ...
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Static nested class in Java, why?

...ike any other top-level class. In effect, a static nested class is behaviorally a top-level class that has been nested in another top-level class for packaging convenience. There is no need for LinkedList.Entry to be top-level class as it is only used by LinkedList (there are some other interface...
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Django filter versus get for single object?

... get() is provided specifically for this case. Use it. Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're vio...
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Facebook Post Link Image

When someone posts a link on facebook, a script usually scans that link for any images, and displays a quick thumbnail next to the post. For certain URLs though (including mine), FB doesn't seem to pick up anything, despite their being a number of images on that page. ...
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Get controller and action name from within controller?

...outeValues["id"]; else if (HttpContext.Current.Request.QueryString.AllKeys.Contains("id")) return HttpContext.Current.Request.QueryString["id"]; return string.Empty; } public static string Controller(this HtmlHelper htmlHelper) { var routeValues = Ht...
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What should be in my .gitignore for an Android Studio project?

...kbox and mark the "use default gradle wrapper (recommended)" radio button. All paths are now relative as @George suggested. Updated answer according to @128KB attached source and @Skela suggestions share | ...
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If I revoke an existing distribution certificate, will it mess up anything with existing apps?

...er weeks of trying to get the guy who has the key to sign the app, they finally came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certificate, and then re-assign one, will I then be able to sign the app and upload it ...