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How can I convert JSON to a HashMap using Gson?

...rt com.google.gson.reflect.TypeToken; Type type = new TypeToken<Map<String, String>>(){}.getType(); Map<String, String> myMap = gson.fromJson("{'k1':'apple','k2':'orange'}", type); share | ...
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Value of type 'T' cannot be converted to

...ven though it's inside of an if block, the compiler doesn't know that T is string. Therefore, it doesn't let you cast. (For the same reason that you cannot cast DateTime to string) You need to cast to object, (which any T can cast to), and from there to string (since object can be cast to string). ...
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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?

...tributes_cache: {} => nil >> If you want to just preview some string contents, try using raise (for example in models, controllers or some other inaccessible place). You get the backtrace for free:) >> raise Rails.root RuntimeError: /home/marcin/work/github/project1 from (irb...
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What's the difference between HEAD, working tree and index, in Git?

...you run git checkout ref it points HEAD to the ref you’ve designated and extracts files from it. When you run git commit it creates a new commit object, which becomes a child of current HEAD. Normally HEAD points to one of the heads, so everything works out just fine. ...
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How to force the browser to reload cached CSS/JS files?

...HP function: /** * Given a file, i.e. /css/base.css, replaces it with a string containing the * file's mtime, i.e. /css/base.1221534296.css. * * @param $file The file to be loaded. Must be an absolute path (i.e. * starting with slash). */ function auto_version($file) { ...
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CharSequence VS String in Java?

... Strings are CharSequences, so you can just use Strings and not worry. Android is merely trying to be helpful by allowing you to also specify other CharSequence objects, like StringBuffers. ...
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string.Format() giving “Input string is not in correct format”

... string.Format() considers each '{' or '}' to be part of a placeholder (like '{0}' you already use). You need to escape each literal occurrence by doubling it. So in your case do: string tmp = @" if (UseImageFiles) {{ ...
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How to set the id attribute of a HTML element dynamically with angularjs (1.x)?

...f its id attribute, which is the concatenation of a scope variable and a string ? 7 Answers ...
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passing argument to DialogFragment

...on(position); Bundle args = new Bundle(); args.putString("tar_name", clickedObj.getNameTarife()); args.putString("fav_name", clickedObj.getName()); FragmentManager fragmentManager = getSupportFragmentManager(); TarifeDetayPopup userPopUp ...
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Python + Django page redirect

...manentRedirect('/nice-link')), ) A target can be a callable as well as a string, which is what I'm using here. share | improve this answer | follow | ...