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How to check if object (variable) is defined in R?
..., stackoverflow! There is also an "all.names" attribute that I should have set to true but have omitted.
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PHP & mySQL: Year 2038 Bug: What is it? How to solve it?
...
# update all rows by populating your new DATETIME field
UPDATE `myTable` SET `myTimestamp` = FROM_UNIXTIME(temp_myTimestamp);
# remove the temporary column
ALTER TABLE `myTable` DROP `temp_myTimestamp`
Resources
Year 2038 Problem (Wikipedia)
The Internet Will End in 30 Years
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Draw a perfect circle from user's touch
... addMouseListener(this);
addMouseMotionListener(this);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setPreferredSize(new Dimension(800, 600));
pack();
}
@Override
public void paint(Graphics graphics) {
Dimension d = getSize();
Grap...
What is a ViewModelLocator and what are its pros/cons compared to DataTemplates?
...is that in both normal application runs and unit test runs, someone has to set up the container with instructions on what types to resolve; additionally, someone has to ask the container to resolve the Views so that the ViewModels can be injected into them.
However, in design time there is no code ...
c# open a new form then close the current form?
...nt form is disposed together with form2. Therefore you need to hide it and set form2.Closed event to call this.Close().
private void OnButton1Click(object sender, EventArgs e)
{
this.Hide();
var form2 = new Form2();
form2.Closed += (s, args) => this.Close();
form2.Show();
}
...
COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]
...ks on Postgresql, it's clear that you want to count the cardinality of the set
-- count the subordinates that belongs to boss
SELECT boss.boss_id, COUNT(subordinate.*)
FROM boss
LEFT JOIN subordinate on subordinate.boss_id = boss.boss_id
GROUP BY boss.id
Another way to count the cardinality of th...
Java Generics: Cannot cast List to List? [duplicate]
...SiLent SoNG: Yes, basically do exactly the same as my "broken" example but setting a value in an array instead :)
– Jon Skeet
Jul 14 '10 at 12:54
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How to include *.so library in Android Studio?
...niLibs" folder needs to be created in the same folder as your "Java" or "Assets" folders.
Solution 2 : Modification of the build.gradle file
If you don’t want to create a new folder and keep your *.so files into the libs folder, it is possible !
In that case, just add your *.so files into the ...
How to intercept touches events on a MKMapView or UIWebView objects?
...dGestureRecognizer alloc] init];
tapInterceptor.touchesBeganCallback = ^(NSSet * touches, UIEvent * event) {
self.lockedOnUserLocation = NO;
};
[mapView addGestureRecognizer:tapInterceptor];
WildcardGestureRecognizer.h
//
// WildcardGestureRecognizer.h
// Copyright 2010 Floatopian LLC. ...
Python: Ignore 'Incorrect padding' error when base64 decoding
...one AFTER removing any whitespace, otherwise length calculations will be upset.
It would be a good idea if you showed us a (short) sample of the data that you need to recover. Edit your question and copy/paste the result of print repr(sample).
Update 2: It is possible that the encoding has been do...