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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh

...his is why you got the error message you saw: TypeError: super() argument 1 must be type, not classobj Try this to see for yourself: class OldStyle: pass class NewStyle(object): pass print type(OldStyle) # prints: <type 'classobj'> print type(NewStyle) # prints <type 'type'&g...
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The role of #ifdef and #ifndef

... 131 Text inside an ifdef/endif or ifndef/endif pair will be left in or removed by the pre-processo...
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Labels for radio buttons in rails form

... 145 <% form_for(@message) do |f| %> <%= f.radio_button :contactmethod, 'email', :checke...
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Changing names of parameterized tests

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Git: how to reverse-merge a commit?

... 106 To create a new commit that 'undoes' the changes of a past commit, use: $ git revert <comm...
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How do I Sort a Multidimensional Array in PHP [duplicate]

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Plot correlation matrix into a graph

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Maintain the aspect ratio of a div with CSS

... 1388 Just create a wrapper <div> with a percentage value for padding-bottom, like this: ...
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites

...nction timeSince(date) { var seconds = Math.floor((new Date() - date) / 1000); var interval = seconds / 31536000; if (interval > 1) { return Math.floor(interval) + " years"; } interval = seconds / 2592000; if (interval > 1) { return Math.floor(interval) + " months"; } ...
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How to hide one item in an Android Spinner

...t<String>(); list.add(""); // Initial dummy entry list.add("string1"); list.add("string2"); list.add("string3"); int hidingItemIndex = 0; CustomAdapter dataAdapter = new CustomAdapter(this, android.R.layout.simple_spinner_item, list, hidingItemIndex); dataAdapter.setDropDownViewResource(...