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List of ANSI color escape sequences
...
There are some more interesting ones along with related info.
http://wiki.bash-hackers.org/scripting/terminalcodes
http://www.termsys.demon.co.uk/vtansi.htm (dead; archive.org snapshot)
http://invisible-island.net/xterm/ctlseqs/ctlseqs.html
http://www.tldp...
How do you use script variables in psql?
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One final word on PSQL variables:
They don't expand if you enclose them in single quotes in the SQL statement.
Thus this doesn't work:
SELECT * FROM foo WHERE bar = ':myvariable'
To expand to a string literal in a SQL st...
Hide keyboard when scroll UITableView
... I freaking totaly missed this as an update, I am was still using old-fashioned way with protocol that scrollview did scroll.... Thanks my man!
– Tomas Sykora
Nov 23 '15 at 21:45
3...
How to avoid “ConcurrentModificationException” while removing elements from `ArrayList` while iterat
...eed to remove index 7 at the same time). It gives me a ConcurrentModificationException whenever I try through .remove(index).
– user1433479
Jan 12 '15 at 21:40
45
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在 App Inventor 2 中使用图像 · App Inventor 2 中文网
...s is running out of memory (OOM). In the case of the message above, the phone is trying to allocate 25 megabytes (25165836 bytes) but there are only 3 megabytes (3395432 bytes) free. The most common reason for attempting to allocate such a large amount of memory is that the phone is trying to dis...
How to reverse a string in Go?
...ting. Now, think about a string with an uneven number of runes. The middle one gets special treatment, with the correct end-result after all though. :) An interesting little optimization I wouldn’t have thought of right away.
– Kissaki
Jul 15 '12 at 21:36
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How can I open a URL in Android's web browser from my application?
...vity() on your Intent object. If the result is non-null, there is at least one app that can handle the intent and it's safe to call startActivity(). If the result is null, you should not use the intent and, if possible, you should disable the feature that invokes the intent.
Bonus
You can write i...
Is there any way to prevent input type=“number” getting negative values?
...gative values into the input field. I will look for another solution. This one doesn't work completely for me.
– Ankit Vij
Aug 2 '18 at 12:05
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iPhone Navigation Bar Title text color
...itleTextAttributes excepts a dictionary with a predefined set of keys mentioned in 'Keys for Text Attributes Dictionaries' mentioned under 'NSString UIKit Additions Reference'. How does it take the key you mentioned.
– AceN
Apr 1 '15 at 19:00
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Sort a single String in Java
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In Java 8 it can be done with:
String s = "edcba".chars()
.sorted()
.collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
.toString();
A slightly shorter alternative that works with a Stream of Strings...