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Should I initialize variable within constructor or outside constructor [duplicate]
... glance how the variable is initialized. Typically, when reading a program and coming across a variable, you'll first go to its declaration (often automatic in IDEs). With style 2, you see the default value right away. With style 1, you need to look at the constructor as well.
If you have more than ...
How do I clone a Django model instance object and save it to the database?
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Just change the primary key of your object and run save().
obj = Foo.objects.get(pk=<some_existing_pk>)
obj.pk = None
obj.save()
If you want auto-generated key, set the new key to None.
More on UPDATE/INSERT here.
Official docs on copying model instances: h...
git update-index --assume-unchanged returns “fatal unable to mark file”
I am having the same problem as the OP on this post, but I don't understand the answer marked as correct (I don't see that it explains how to fix the situation)
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Why is JavaScript called JavaScript, since it has nothing to do with Java? [closed]
...avaScript, was originally named Mocha, later it was renamed to LiveScript, and then to JavaScript.
The LiveScript to JavaScript name change came because Netscape and Sun did a license agreement.
The language was then submitted for standarization to the ECMA International Organization. By that time...
What is Domain Driven Design (DDD)? [closed]
...e Wikipedia entry about DDD but still can't figure out what it actually is and how I would go about implementing it in creating my sites?
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How to design RESTful search/filtering? [closed]
I'm currently designing and implementing a RESTful API in PHP. However, I have been unsuccessful implementing my initial design.
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Covariance and contravariance real world example
I'm having a little trouble understanding how I would use covariance and contravariance in the real world.
9 Answers
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Tools for making latex tables in R [closed]
...n R. In this post I'll give an overview of the most commonly used packages and blogs with code for producing latex tables from less straight-forward objects. Please feel free to add any I missed, and/or give tips, hints and little tricks on how to produce nicely formatted latex tables with R.
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WebClient vs. HttpWebRequest/HttpWebResponse
...aders, protocol, etc... In the response, you can also retrieve the cookies and headers
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Visual Studio, debug one of multiple threads
...window (Debug -> Windows -> Threads) right-click the thread you want and select "switch to thread".
You can also choose "freeze" on the threads you don't want to debug in order to keep them from running. Don't forget to "thaw" them if you expect them to do work, however.
Further reading.
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