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Best practice for instantiating a new Android Fragment
...ilable after a Fragment is recreated by Android is to pass a bundle to the setArguments method.
So, for example, if we wanted to pass an integer to the fragment we would use something like:
public static MyFragment newInstance(int someInt) {
MyFragment myFragment = new MyFragment();
Bundl...
JSON: why are forward slashes escaped?
...t with the bathwater as throwing the baby out because someone bought him a set of water wings.
– Quentin
Jun 1 '12 at 22:53
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How to find what code is run by a button or element in Chrome using Developer Tools
...f hoops have to be jumped in order to get to the meat of the event. I have set up this jsFiddle to demonstrate the work.
1. Setting up the Event Listener Breakpoint
You were close on this one.
Open the Chrome Dev Tools (F12), and go to the Sources tab.
Drill down to Mouse -> Click
(click t...
Difference between HashMap, LinkedHashMap and TreeMap
What is the difference between HashMap , LinkedHashMap and TreeMap in Java?
I don't see any difference in the output as all the three has keySet and values . What are Hashtable s?
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Find maximum value of a column and return the corresponding row values using Pandas
...eding as above. Depending on the DataFrame, sometimes you can use stack or set_index to make the index unique. Or, you can simply reset the index (so the rows become renumbered, starting at 0):
df = df.reset_index()
share
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How do I set a column value to NULL in SQL Server Management Studio?
...y answered the question but just to cover all the bases:
Update myTable set MyColumn = NULL
This would set the entire column to null as the Question Title asks.
To set a specific row on a specific column to null use:
Update myTable set MyColumn = NULL where Field = Condition.
This would set...
The tilde operator in Python
...an be useful sometimes, e.g., below ~ operator is used to cleanse your dataset and return you a column without NaN.
from numpy import NaN
import pandas as pd
matrix = pd.DataFrame([1,2,3,4,NaN], columns=['Number'], dtype='float64')
# Remove NaN in column 'Number'
matrix['Number'][~matrix['Number']...
How do I disable a jquery-ui draggable?
...ption specified.
$( ".selector" ).draggable({ disabled: true });
Get or set the disabled option, after init.
//getter
var disabled = $( ".selector" ).draggable( "option", "disabled" );
//setter
$( ".selector" ).draggable( "option", "disabled", true );
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Get the current language in device
...uage for your device, but for your app only. For example, if I call Locale.setDefault("ru"), and language in system settings is set to English, then method Locale.getDefault().getLanguage() will return "ru", but not "en". Is there another method of getting real SYSTEM locale/language? I found not do...
Return index of greatest value in an array
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