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Bootstrap 3 jquery event for active tab change
...p 3 tab/navbar and literally all suggestions google spat out were wrong/did not work.
6 Answers
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Stop/Close webcam which is opened by navigator.getUserMedia
I opened a webcam by using the following JavaScript code: navigator.getUserMedia
16 Answers
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Full Screen DialogFragment in Android
...;
setContentView(R.layout.main);
Button button = (Button) findViewById(R.id.show);
button.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
showDialog();
}
});
}
@Override
public void onSaveInstanceState(Bundle outState) {
supe...
Android add placeholder text to EditText
...Ah, ok. What you're looking for is setHint(int). Simply pass in a resource id of a string from your xml and you're good to go.
EDIT
And in XML, it's simply android:hint="someText"
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impro...
Regex Named Groups in Java
...ring
Matcher.group(String name) to return the captured input subsequence by the given "named group".
Other alternatives for pre-Java 7 were:
Google named-regex (see John Hardy's answer)
Gábor Lipták mentions (November 2012) that this project might not be active (with several outstanding...
Liquibase lock - reasons?
...unning
UPDATE DATABASECHANGELOGLOCK SET LOCKED=0, LOCKGRANTED=null, LOCKEDBY=null where ID=1;
against the database helps.
Or you can simply drop the DATABASECHANGELOGLOCK table, it will be recreated.
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Ruby send vs __send__
....send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
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Adding 'serial' to existing column in Postgres
...LTER TABLE foo ALTER COLUMN a SET NOT NULL;
ALTER SEQUENCE foo_a_seq OWNED BY foo.a; -- 8.2 or later
SELECT MAX(a) FROM foo;
SELECT setval('foo_a_seq', 5); -- replace 5 by SELECT MAX result
INSERT INTO foo (b) VALUES('teste');
INSERT INTO bar (b) VALUES('teste');
SELECT * FROM foo;
SELECT * F...
Create a matrix of scatterplots (pairs() equivalent) in ggplot2
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Note: For future reference, the plotmatrix() function has been replaced by the ggpairs() function from the GGally package as @naught101 suggests in another response below to this question.
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Android: How to enable/disable option menu item on button click?
...u know the integer ID of MenuItem added at run-time? You can only add them by name.
– Antonio Sesto
Apr 12 '15 at 14:36
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