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PHP code to remove everything but numbers
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281
Try this:
preg_replace('/[^0-9]/', '', '604-619-5135');
preg_replace uses PCREs which genera...
How does clipsToBounds work?
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answered Dec 8 '13 at 3:14
nhgrifnhgrif
56.4k2222 gold badges119119 silver badges160160 bronze badges
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What are Transient and Volatile Modifiers?
...rence type, and zero or false for a primitive type. Note that the JLS (see 8.3.1.3) does not say what transient means, but defers to the Java Object Serialization Specification. Other serialization mechanisms may pay attention to a field's transient-ness. Or they may ignore it.
(Note that the JL...
What is “incremental linking”?
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edited Jul 28 '10 at 3:16
answered Jul 28 '10 at 2:52
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Get all child views inside LinearLayout at once
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285
Use getChildCount() and getChildAt(int index).
Example:
LinearLayout ll = …
final int child...
Jinja2 shorthand conditional
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answered Jan 8 '13 at 12:32
berealbereal
22.9k66 gold badges4444 silver badges6868 bronze badges
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How can I remove a specific item from an array?
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12484
Find the index of the array element you want to remove using indexOf, and then remove that inde...
How to get process ID of background process?
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8
... which hoses you if foo happens to be multiple piped commands (eg. tail -f somefile.txt | grep sometext). In such cases, you will get the...
Adding 'serial' to existing column in Postgres
...LTER 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 * FROM bar;
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Javascript: formatting a rounded number to N decimals
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edited Feb 8 '10 at 11:33
answered Feb 8 '10 at 11:27
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