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How do I remove the old history from a git repository?
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I agree, explaining what a graft is would be more than useful
– Charles Martin
Jul 23 '14 at 7:57
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Creating a singleton in Python
...the way you customize the creation of a class. Using a metaclass gives you more control in case you need to customize the singleton class definitions in other ways.
Your singletons won't need multiple inheritance (because the metaclass is not a base class), but for subclasses of the created class th...
A proper wrapper for console.log with correct line number?
...nd place a global isDebug switch. I would like to wrap console.log for more convenient usage.
23 Answers
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Selecting all text in HTML text input when clicked
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To make that more general, you could use this.id as the argument for the click handler. Better yet, you could eliminate the getElementById entirely and pass this as an argument.
– Asad Saeeduddin
Dec...
What is a stack trace, and how can I use it to debug my application errors?
... at com.example.myproject.Author.getBookIds(Author.java:36)
... 1 more
What's different about this one is the "Caused by". Sometimes exceptions will have multiple "Caused by" sections. For these, you typically want to find the "root cause", which will be one of the lowest "Caused by" sect...
How to get an enum value from a string value in Java?
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@treesAreEverywhere More specifically, those methods are generated (or synthesized) by the compiler. The actual enum Blah {...} definition shouldn't try to declare its own values nor valuesOf. It's like how you can write "AnyTypeName.class" ev...
What's the difference between window.location= and window.location.replace()?
... programmer. It won't be okay for you and it will fail you.
There will be more objects. There will be new syntax.
You might define a getter that takes only a string but returns an object and the worst part is you will think you are doing something correct, you might think you are brilliant for thi...
How to make a class JSON serializable
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In that case you can merely call json.dumps(f.__dict__).
If you want more customized output then you will have to subclass JSONEncoder and implement your own custom serialization.
For a trivial example, see below.
>>> from json import JSONEncoder
>>> class MyEncoder(JSONEn...
How is the fork/join framework better than a thread pool?
...ing the fork/join abstraction simplifies the problem or makes the solution more efficient from what we've had for years now.
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Fastest way to tell if two files have the same contents in Unix/Linux?
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How can I add more commands than only one? I want to copy a file and roboot.
– feedc0de
Jun 14 '14 at 15:09
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