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Recommended way of making React component/div draggable
...and set dragging=true
onMouseDown: function (e) {
// only left mouse button
if (e.button !== 0) return
var pos = $(this.getDOMNode()).offset()
this.setState({
dragging: true,
rel: {
x: e.pageX - pos.left,
y: e.pageY - pos.top
}
})
e.stopPro...
Is it possible to use Java 8 for Android development?
...create a workspace, e.g. D:\adt\workspace
Click on the Android SDK Manager button which is located on the toolbar
Select Android SDK Build tools Rev. 19.1 and Android Support Library only. Un-select everything else and install these two packages.
If everything goes well, ADT will be up and running...
UITableView didSelectRowAtIndexPath: not being called on first tap
...
Due to a system bug/misfeature, buttons at the bottom of the screen don't fire correctly due to system GestureRecognizers that are installed over the buttons. Fix here: stackoverflow.com/questions/23046539/…
– Womble
...
Can I scroll a ScrollView programmatically in Android?
...d the scrollView to scroll directly after onCreateView() (not after e.g. a button click). To get it to work I needed to use a ViewTreeObserver:
mScrollView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalL...
Bootstrap Dropdown with Hover
...lass and addClass to prevent some wierd behavior when you have clicked the button (where it would open when you leave the button and close when you enter it).
– Bastiaan Linders
May 15 '15 at 7:51
...
What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
...Project Structure > Modules
click the directory and click the Sources button
It's weird because usually it's done automatically. Maybe it's better if you recreate the project again.
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im...
Android file chooser [closed]
...lder(this).create();
dialog.setMessage(getText(msg_id));
dialog.setButton(getText(R.string.button_ok),
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
finish();
...
Validate that a string is a positive integer
...d="text" type="text" value="">
<label>
<input id="btn" type="button" value="Check">
Live testbed (with handling for leading zeros and whitespace):
function isNormalInteger(str) {
str = str.trim();
if (!str) {
return false;
}
str = str.replace...
How can we generate getters and setters in Visual Studio?
...riable.
Press combine keys Ctrl + R, Ctrl + E, or click the right mouse button. Choose context menu Refactor → Encapsulate Field..., and then press OK.
In Preview Reference Changes - Encapsulate Field dialog, press button Apply.
This is result:
You also place the cursor for choosing a ...
Manually put files to Android emulator SD card
...
In Visual Studio 2019 (Xamarin):
Click on the Device Monitor (DDMS) button.
Go to the File Explorer tab and click the button with a phone and a right-pointing arrow on top of it.
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