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Difference between del, remove and pop on lists
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Remember guys... anything index based is one shot O(n-1)... if you have to do a lookup (by value), it will traverse the collection until the element is found.
– Pepito Fernandez
Oct 14 '17 at 14:13
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Swift - which types to use? NSString or String
...ng, also note that nsstring.length returns 2, because it counts its length based on UTF16.
Similar, YES
The same, NO
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git command to move a folder inside another
...ad source, source=oldFolderName/somepath/__init__.py, dest
ination=ESWProj_Base/ESWProj_DebugControlsMenu/somepath/__init__.py
I did
git rm -r oldFolderName
and
git add newFolderName
and I don't see old git history in my project. At least my project is not lost. Now I have my project in newF...
How to list empty folders in linux
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Modulo operation with negative numbers
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Based on the C99 Specification: a == (a / b) * b + a % b
We can write a function to calculate (a % b) == a - (a / b) * b!
int remainder(int a, int b)
{
return a - (a / b) * b;
}
For modulo operation, we can have the f...
Python Flask, how to set content type
... return Response(xml, mimetype='text/xml')
The actual Content-Type is based on the mimetype parameter and the charset (defaults to UTF-8).
Response (and request) objects are documented here: http://werkzeug.pocoo.org/docs/wrappers/
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How to create a custom exception type in Java? [duplicate]
...you only need a quick exception thrown with a message then you can use the base exception class on the spot
String word=reader.readLine();
if(word.contains(" "))
/*create custom exeception*/
throw new Exception("My one time exception with some message!");
}
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Align labels in form next to input
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this is marking fixed width, it should be dynamic, based on max label width.
– Samyak Jain
May 23 '19 at 17:21
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How to use icons and symbols from “Font Awesome” on Native Android Application
...nd:fonticon:0.1.9'
}
Get demo on Google Play.
You can easily add font-based icon in your layout:
<com.shamanland.fonticon.FontIconView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/ic_android"
android:textSize="@dimen/icon_siz...
View not attached to window manager crash
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Based on @erakitin answer, but also compatible for Android versions < API level 17. Sadly Activity.isDestroyed() is only supported since API level 17, so if you're targeting an older API level just like me, you'll have to...