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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...
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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What is an Endpoint?
...rder to obtain an unauthorized Request Token from the server / service provider.
Resource Owner Authorization URI (called the User Authorization URL in the OAuth 1.0a community spec). This is a URI that you direct the user to to authorize a Request Token obtained from the Temporary Credential Reque...
How can I easily convert DataReader to List? [duplicate]
...ted code they can be faster then most hand written code as well, so do consider the “high road” if you are doing this a lot.
See "A Defense of Reflection in .NET" for one example of this.
You can then write code like
class CustomerDTO
{
[Field("id")]
public int? CustomerId;
[F...
How to properly URL encode a string in PHP?
...ding format except that the space is encoded with + instead of %20. And besides that, application/x-www-form-urlencoded is used to encode form data while the Percent-Encoding has a more general usage.
– Gumbo
Jan 20 '11 at 10:25
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How to reference style attributes from a drawable?
...d your drawable to your theme.xml.
<style name="MyTheme" parent="@android:style/Theme.NoTitleBar">
<item name="my_drawable">@drawable/my_drawable</item>
</style>
Reference your drawable in your layout using your attribute.
<TextView android:background="?my_drawable"...
How can I efficiently select a Standard Library container in C++11?
...for niche applications.
To build such a chart, you just need two simple guidelines:
Choose for semantics first
When several choices are available, go for the simplest
Worrying about performance is usually useless at first. The big O considerations only really kick in when you start handling a f...
When to use symbols instead of strings in Ruby?
...;DR
A simple rule of thumb is to use symbols every time you need internal identifiers. For Ruby < 2.2 only use symbols when they aren't generated dynamically, to avoid memory leaks.
Full answer
The only reason not to use them for identifiers that are generated dynamically is because of memory ...