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What is a clean, pythonic way to have multiple constructors in Python?
...sing __new__.
This could be used if the type of initialization cannot be selected based on the type of the constructor argument, and the constructors do not share code.
Example:
class MyClass(set):
def __init__(self, filename):
self._value = load_from_file(filename)
@classmeth...
Recursive file search using PowerShell
...-ChildItem -Recurse -Path path/with/wildc*rds/ -Include file.*).fullname | Select -First 1
Now for the important stuff:
To search only for files/directories do not use -File or -Directory (see below why). Instead use this for files:
Get-ChildItem -Recurse -Path ./path*/ -Include name* | where {$...
What is “android:allowBackup”?
... using lint via Eclipse, either open the lint warnings view, where you can select the lint error and see a longer explanation, or invoke the quick fix (Ctrl-1) on the error line, and one of the suggestions is "Explain this issue", which will also pop up a fuller explanation. If you are not using Ecl...
Non greedy (reluctant) regex matching in sed?
...nswering your question
Using approach #2 (delimited expression) you should select two appropriate expressions:
EDE: [^:/]\/
SDE: http:
Usage:
$ sed 's/\([^:/]\/\).*/\1/g; s/\(\(http:.*\)*.\)*/\1/' <<< 'http://www.suepearson.co.uk/product/174/71/3816/'
Output:
http://www.suepearson.co.u...
Naming of enums in Java: Singular or Plural?
...ably enums in general) should be singular. The thinking is that you're not selecting multiple Protocols, but rather one Protocol of the possible choices in the list of values.
Note the absence of plurals: http://docs.oracle.com/javase/tutorial/java/javaOO/enum.html
...
Does Android keep the .apk files? if so where?
...y
Access your phone using AirDroid from your PC web browser
Go to Apps and select the installed app
Click the "download" button to download the APK version of this app from your phone
You don't need to root your phone, use adb, or write anything.
...
WKWebView not loading local files under iOS 8
...dAccessToURL:] on iOS 9.
When you are moving the web folder to a project, select "Create folder references"
Then use code that is something like this(Swift 2):
if let filePath = NSBundle.mainBundle().resourcePath?.stringByAppendingString("/WebApp/index.html"){
let url = NSURL(fileURLWithPath...
Most efficient way to remove special characters from string
...formance is highly important, I recommend you to do some benchmarks before selecting the "regex path"...
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GetProperties() to return all properties for an interface inheritance hierarchy
...(new Type[] { type })
.Concat(type.GetInterfaces())
.SelectMany(i => i.GetProperties());
}
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How to Turn Off Showing Whitespace Characters in Visual Studio IDE
...and later versions
Ctrl + P to open and then writing Whitespace,
you can select the View: Toggle Render Whitespace
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