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How can I get zoom functionality for images?
...w link straight to the most updated code on github.
ViewPager
If you are interested in putting TouchImageView in a ViewPager, refer to this answer.
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How to randomly pick an element from an array
I am looking for solution to pick number randomly from an integer array.
12 Answers
12...
Authorative way to override onMeasure()?
... you're allowed to change the size at all you can do the following:
final int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec);
final int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec);
boolean resizeWidth = widthSpecMode != MeasureSpec.EXACTLY;
boolean resizeHeight = heightSpecMode !...
Fastest way to check if string contains only digits
I know a few ways how to check this.
regex, int.parse , tryparse ,looping.
18 Answers
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SQL keys, MUL vs PRI vs UNI
...ample has neither PRI, MUL, nor UNI:
mysql> create table penguins (foo INT);
Query OK, 0 rows affected (0.01 sec)
mysql> desc penguins;
+-------+---------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+---------+------+-----+---------+-------+
| f...
How do I parse a string into a number with Dart?
I would like to parse strings like "1" or "32.23" into integers and doubles. How can I do this with Dart?
5 Answers
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Is there a C# type for representing an integer Range?
I have a need to store an integer range. Is there an existing type for that in C# 4.0?
10 Answers
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How to determine the longest increasing subsequence using dynamic programming?
I have a set of integers. I want to find the longest increasing subsequence of that set using dynamic programming.
19 Ans...
datetime dtypes in pandas read_csv
...n has a keyword argument called parse_dates
Using this you can on the fly convert strings, floats or integers into datetimes using the default date_parser (dateutil.parser.parser)
headers = ['col1', 'col2', 'col3', 'col4']
dtypes = {'col1': 'str', 'col2': 'str', 'col3': 'str', 'col4': 'float'}
par...
What is the best algorithm for overriding GetHashCode?
...Pick two different prime numbers, e.g. 17 and 23, and do:
public override int GetHashCode()
{
unchecked // Overflow is fine, just wrap
{
int hash = 17;
// Suitable nullity checks etc, of course :)
hash = hash * 23 + field1.GetHashCode();
hash = hash * 23 + fi...