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How to do a newline in output
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It seems that both Ruby and PHP do not expand escape sequences in single quoted strings.
– kjagiello
Dec 31 '13 at 15:02
2
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Understanding Canvas and Surface concepts
I'm struggling to understand the process of drawing to SurfaceView and therefore the whole Surface / Canvas / Bitmap system, which is used in Android.
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Converting a UNIX Timestamp to Formatted Date String
...ezone info ignored, cause the timestamp doesn't have timezone info. gmdate and date with second timestamp parameter as 1333699439 will print the same date time.
– Tinus Tate
Apr 7 '16 at 13:09
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What does [nyae] mean in Zsh?
I run the following command unsuccessfully
3 Answers
3
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How to check if a string is a valid hex color representation?
...beginning
# -> a hash
[0-9A-F] -> any integer from 0 to 9 and any letter from A to F
{6} -> the previous group appears exactly 6 times
$ -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/^#([0-9A-F]{...
Regular expression for first and last name
For website validation purposes, I need first name and last name validation.
23 Answers
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Placing/Overlapping(z-index) a view above another view in android
I have a linear layout which consists of imageview and textview , one below another in a linear layout.
11 Answers
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How to do constructor chaining in C#
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You use standard syntax (using this like a method) to pick the overload, inside the class:
class Foo
{
private int id;
private string name;
public Foo() : this(0, "")
{
}
public Foo(int id, string name)
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Is a Python dictionary an example of a hash table?
...read more about hash tables or check how it has been implemented in python and why it is implemented that way.
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Excel: last character/string match in a string
... position of a character/string's last occurrence in a string. Search and find both work left-to-right so I can't think how to apply without lengthy recursive algorithm. And this solution now seems obsolete.
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