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How do I enter RGB values into Interface Builder?
How can I enter RGB or Hex color values for backgrounds in Interface Builder? I can select predefined colors but I would like to manually enter in RGB values. Where can I do this?
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How can I delete the current line in Emacs?
What is the emacs equivalent of vi's dd ? I want to delete the current line. Tried CTRL + k but it only deletes from current position.
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Git pull after forced update
I just squashed some commits with git rebase and did a git push --force (which is evil, I know).
3 Answers
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Undo git stash pop that results in merge conflict
... wanted to stash them and then apply them to a new branch off of master. I used git stash pop to transfer work-in-progress changes to this new branch, forgetting that I hadn't pulled new changes into master before creating the new branch. This resulted in a bunch of merge conflicts and loss of a c...
Why use @PostConstruct?
In a managed bean, @PostConstruct is called after the regular Java object constructor.
5 Answers
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
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In [9]: pd.Series(df.Letter.values,index=df.Position).to_dict()
Out[9]: {1: 'a', 2: 'b', 3: 'c', 4: 'd', 5: 'e'}
Speed comparion (using Wouter's method)
In [6]: df = pd.DataFrame(randint(0,10,10000).reshape(5000,2),columns=list('AB'))
In [7]: %timeit d...
Django - how to create a file and save it to a model's FileField?
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You want to have a look at FileField and FieldFile in the Django docs, and especially FieldFile.save().
Basically, a field declared as a FileField, when accessed, gives you an instance of class FieldFile, which gives you sever...
What does -save-dev mean in npm install grunt --save-dev
I've just started using Grunt.js . It is pretty hard to set up and I am at the point of creating a package.json file.
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HttpURLConnection timeout settings
I want to return false if the URL takes more then 5 seconds to connect - how is this possible using Java? Here is the code I am using to check if the URL is valid
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Entity framework linq query Include() multiple children entities
This may be a really elementry question but whats a nice way to include multiple children entities when writing a query that spans THREE levels (or more)?
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