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How to find Unused Amazon EC2 Security groups
I'm try to find a way to determine orphan security groups so I can clean up and get rid of them. Does anyone know of a way to discover unused security groups.
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No resource found - Theme.AppCompat.Light.DarkActionBar
...ibrary project in your android project.
Check the topic Adding libraries with resources.
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MySQL/SQL: Group by date only on a Datetime column
Having a table with a column like: mydate DATETIME ...
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Run an OLS regression with Pandas Data Frame
...ch was one of pandas' optional dependencies before pandas' version 0.20.0 (it was used for a few things in pandas.stats.)
>>> import pandas as pd
>>> import statsmodels.formula.api as sm
>>> df = pd.DataFrame({"A": [10,20,30,40,50], "B": [20, 30, 10, 40, 50], "C": [32, 23...
How to do case insensitive search in Vim
...opyright or /copyright\c or even /copyri\cght
To do the inverse (case sensitive matching), use \C (capital C) instead.
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php: determine where function was called from
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That definitely does what you want. But beware debug_backtrace() is an expensive call. Don't get in the habit of using it to determine call-chains. If you want to "protect" those functions, check out OOP and protected methods.
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java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
I'm using the support library for my app. In my FragmentActivity I'm using an AsyncTask for downloading data from internet. In the onPreExecute() method I add a Fragment and in the onPostExecute() method I remove it again. When the orientation is changed in between, I get the above mentioned excepti...
Take screenshots in the iOS simulator
I want to take a screenshot of my iOS application when it is running in the simulator, and save the screenshot on my Mac. How can I do this?
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Get integer value from string in swift
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Swift 2.0 you can initialize Integer using constructor
var stringNumber = "1234"
var numberFromString = Int(stringNumber)
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Change R default library path using .libPaths in Rprofile.site fails to work
...brary"
[2] "/Users/user_name/userLibrary"
The .libPaths function is a bit different than most other nongraphics functions. It works via side-effect. The functions Sys.getenv and Sys.setenv that report and alter the R environment variables have been split apart but .libPaths can either report or ...