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Is this the right way to clean-up Fragment back stack when leaving a deeply nested stack?
I'm using the Android Compatibility library to implement fragments and have extended the layout sample so that a fragment contains a button which fires off another fragment.
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What is the benefit of zerofill in MySQL?
...ILL it pads the displayed value of the field with zeros up to the display width specified in the column definition. Values longer than the display width are not truncated. Note that usage of ZEROFILL also implies UNSIGNED.
Using ZEROFILL and a display width has no effect on how the data is stored. ...
What's the best way to share data between activities?
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Here a compilation of most common ways to achieve this:
Send data inside intent
Static fields
HashMap of WeakReferences
Persist objects (sqlite, share preferences, file, etc.)
TL;DR: there are two ways of sharing data: passing data in the intent's extras or saving it somewhere else. If data ...
How to select label for=“XYZ” in CSS?
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(I'm assuming that the template {t _your_email} will fill in a field with id="email". If not, use a class instead.)
Note that if the value of the attribute you're selecting doesn't fit the rules for a CSS identifier (for instance, if it has spaces or brackets in it, or starts with a digit, etc.), ...
How to hide a button programmatically?
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You can use the following code:
playButton = (Button) findViewById(R.id.play);
playButton.setVisibility(View.VISIBLE);
playButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
//when play is clicked show stop button and hide play button...
CREATE TABLE IF NOT EXISTS equivalent in SQL Server [duplicate]
... if not exists (select * from sys.tables t join sys.schemas s on (t.schema_id = s.schema_id) where s.name = 'myschema' and t.name = 'cars') create table myschema.cars ( Name varchar(64) not null )
– bart
Oct 22 '13 at 0:53
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Is there a way to rollback my last push to Git? [duplicate]
...te the last commit from master. Delete=remove from commit history. (not evident in your text that git revert will take off from history)
– Peter Krauss
Feb 16 '18 at 13:48
1
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Get the value of a dropdown in jQuery
I have a drop down that has an 'ID, Name' Pair.
11 Answers
11
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Submit form with Enter key without submit button? [duplicate]
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Don't forget to add the # in front of the input id!
– MadsterMaddness
Nov 4 '14 at 22:50
13
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Accessing JSON object keys having spaces [duplicate]
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The way to do this is via the bracket notation.
var test = {
"id": "109",
"No. of interfaces": "4"
}
alert(test["No. of interfaces"]);
For more info read out here:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects
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