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How do I create a pylintrc file
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You may put it in:
/etc/pylintrc for default global configuration
~/.pylintrc for default user configuration
<your project>/pylintrc for default project configuration (used when you'll run pylint <your project>)
wherever you want, th...
NSUserDefaults - How to tell if a key exists
...ow more consistent alongside the other built-in get methods (string, data, etc.). Just use the get methods in place of the old ones.
let AppDefaults = UserDefaults.standard
// assuming the key "Test" does not exist...
// old:
print(AppDefaults.integer(forKey: "Test")) // == 0
// new:
print(AppDef...
Understand homebrew and keg-only dependencies
...cal/Cellar but not linked into places like /usr/local/bin, /usr/local/lib, etc. That means other software that depends on it has to be compiled with specific instructions to use the files in /usr/local/Cellar. That's done automatically by brew install when a formula specifies keg-only dependencies.
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Pick a random element from an array
...l the scalar data types you might want expect: Int, Double, Float, UInt32, etc. And it lets you provide target ranges for the values. Very handy. You can use array[Int.random(0..<array.count)]` in Swift 4.2
– Duncan C
Sep 19 '18 at 18:30
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What is JAXB and why would I use it? [closed]
...AXP), meaning that there are multiple implementations (Metro, EclipseLink, etc). If you have a problem with one you can switch to another implementation. You can also take advantage of extensions offered by different vendors.
– bdoughan
Jul 15 '10 at 18:32
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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
...with extra CSS to match hidden select's size to trigger (button, img, div, etc)... 1) Ensures clickable region fills trigger 2) Menu opens directly below trigger. Note: Might also need to add a z-index to ensure the clickable region is the top-most element in some layouts.
– Ma...
How to replace ${} placeholders in a text file?
... instead $HOME as my own /home/zw963, but, it seem like not support $(cat /etc/hostname) substitution, so it not complete match my own demand.
– zw963
Jan 9 '16 at 16:06
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How to send emails from my Android application?
...it works fine. Before there have been listed apps like Google Drive, Skype etc. But isn't there a way to send a mail out of the application without calling another application? i just read the article about the email client that @Rene postet above but seems to be too complicated for just sending a s...
Difference between Pig and Hive? Why have both? [closed]
..., and it also gives you metastore for information about your data (schema, etc) which is useful as a central information about your data.
I use both Hive and Pig, for different queries (I use that one where I can write query faster/easier, I do it this way mostly ad-hoc queries) - they can use the ...
How do you render primitives as wireframes in OpenGL?
...ge the polygon mode inside your draw method (glDrawElements, glDrawArrays, etc) and you may end up with some rough results because your vertex data is for triangles and you are outputting lines. For best results consider using a Geometry shader or creating new data for the wireframe.
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