大约有 16,000 项符合查询结果（耗时：0.0425秒） [XML]
Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
...COUNTER and VALUE.
First set all registers to 0;
Every time you receive an integer I, increment COUNTER and set VALUE to max(VALUE, I);
Then send an ICMP echo request packet with data set to I to the router. Erase I and repeat.
Every time you receive the returned ICMP packet, you simply extract the ...
Array Size (Length) in C#
...lements of a.
If b is a rectangular multi-dimensional array (for example, int[,] b = new int[3, 5];)
b.Rank
will give the number of dimensions (2) and
b.GetLength(dimensionIndex)
will get the length of any given dimension (0-based indexing for the dimensions - so b.GetLength(0) is 3 and b.Get...
unsigned int vs. size_t
I notice that modern C and C++ code seems to use size_t instead of int / unsigned int pretty much everywhere - from parameters for C string functions to the STL. I am curious as to the reason for this and the benefits it brings.
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What are the differences between utf8_general_ci and utf8_unicode_ci? [duplicate]
... that gives incorrect results on general Unicode text. What it does is:
converts to Unicode normalization form D for canonical decomposition
removes any combining characters
converts to upper case
This does not work correctly on Unicode, because it does not understand Unicode casing. Unicod...
How to bind multiple values to a single WPF TextBlock?
...
Use a ValueConverter
[ValueConversion(typeof(string), typeof(String))]
public class MyConverter: IValueConverter
{
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
return str...
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...
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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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...