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Combining Multiple Commits Into One Prior To Push

...ne with. So it has to be picked or 'p'. Use 'Esc' to exit insert mode. 3) Now, save the editor with the following command. :wq When you save that, you have a single commit that introduces the changes of all three previous commits. Hope this will help you. ...
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Why is iterating through a large Django QuerySet consuming massive amounts of memory?

... Small improvements now possible since post. Paginator now has a page_range property to avoid boilerplate. If in search of minimal memory overhead, you can use object_list.iterator() which will not populate the queryset cache. prefetch_relat...
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When do we have to use copy constructors?

I know that C++ compiler creates a copy constructor for a class. In which case do we have to write a user-defined copy constructor? Can you give some examples? ...
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best way to get the key of a key/value javascript object

... You can now use spread operator for this purpose, it looks better: const [firstKey, ...rest] = Object.keys(obj); – Nerlin Dec 13 '17 at 21:08 ...
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Java 8 stream's .min() and .max(): why does this compile?

...unctionality works in Java 8. It relies on a concept which is informally known as "single abstract method" interfaces, or "SAM" interfaces. The idea is that any interface with one abstract method can be automatically implemented by any lambda - or method reference - whose method signature is a mat...
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WatiN or Selenium? [closed]

...ution. Script creation tools are independent projects; there are 2 that I know of: Wax (Excel based, hosted on CodePlex) and WatiN Test Record (hosted on SourceForge). Neither is as robust as Selenium IDE. Very good IE support. Can attach and detach to/from running instances. Can access native wind...
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How to get index in Handlebars each helper?

...4811 The index of the current array item has been available for some time now via @index: {{#each array}} {{@index}}: {{this}} {{/each}} For object iteration, use @key instead: {{#each object}} {{@key}}: {{this}} {{/each}} ...
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Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?

...en using core.autocrlf, the bogus "LF will be replaced by CRLF" warning is now suppressed. As quaylar rightly comments, if there is a conversion on commit, it is to LF only. That specific warning "LF will be replaced by CRLF" comes from convert.c#check_safe_crlf(): if (checksafe == SAFE_CRLF_WA...
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Can you autoplay HTML5 videos on the iPad?

... We (sleep.fm) figured out a way to keep phone awake while app is open but now with iOS 6.1 the alarm audio wont play. It worked fine in iOS 6.0. Is there a work around? – chaser7016 Jan 31 '13 at 3:22 ...
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Android: upgrading DB version and adding new table

I've already created sqlite tables for my app, but now I want to add a new table to the database. 5 Answers ...