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How To Save Canvas As An Image With canvas.toDataURL()?
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This works great... But in Android (Default browser in Galaxy S3) it just doesn't download the image, but i get the message "Downloading..." forever.
– Habrashat
Jul 28 '14 at 6:05
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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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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...
Make JQuery UI Dialog automatically grow or shrink to fit its contents
....8, the working solution (as mentioned in the second comment) is to use:
width: 'auto'
Use the autoResize:true option. I'll illustrate:
<div id="whatup">
<div id="inside">Hi there.</div>
</div>
<script>
$('#whatup').dialog(
"resize", "auto"
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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 ...
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...
How to override the copy/deepcopy operations for a Python object?
...her copy nor deepcopy call the constructor of the object being copied. Consider this example. class Test1(object): def init__(self): print "%s.%s" % (self.__class.__name__, "init") class Test2(Test1): def __copy__(self): new = type(self)() return new t1 = Test1() co...