大约有 22,000 项符合查询结果（耗时：0.0320秒） [XML]
Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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Test if a string contains any of the strings from an array
How do I test a string to see if it contains any of the strings from an array?
14 Answers
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Programmer Puzzle: Encoding a chess board state throughout a game
...e {
private final Node left;
private final Node right;
private final String label;
private final int weight;
private Node(String label, int weight) {
this.left = null;
this.right = null;
this.label = label;
this.weight = weight;
}
public Node(Node left, Node right) {
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JSON.stringify without quotes on properties?
...most cases:
const object = { name: 'John Smith' };
const json = JSON.stringify(object); // {"name":"John Smith"}
console.log(json);
const unquoted = json.replace(/"([^"]+)":/g, '$1:');
console.log(unquoted); // {name:"John Smith"}
Extreme case:
var json = '{ "name": "J\\":ohn Smit...
Padding characters in printf
... justification, but you can just omit subtracting the length of the second string if you want ragged-right lines.
pad=$(printf '%0.1s' "-"{1..60})
padlength=40
string2='bbbbbbb'
for string1 in a aa aaaa aaaaaaaa
do
printf '%s' "$string1"
printf '%*.*s' 0 $((padlength - ${#string1} - ${#st...
How to initialize a List to a given size (as opposed to capacity)?
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List<string> L = new List<string> ( new string[10] );
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NSString tokenize in Objective-C
What is the best way to tokenize/split a NSString in Objective-C?
9 Answers
9
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How to convert an NSString into an NSNumber
How can I convert a NSString containing a number of any primitive data type (e.g. int , float , char , unsigned int , etc.)? The problem is, I don't know which number type the string will contain at runtime.
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Difference between is and as keyword
... if an object can be cast to a specific type.
Example:
if (someObject is StringBuilder) ...
as
The as operator attempts to cast an object to a specific type, and returns null if it fails.
Example:
StringBuilder b = someObject as StringBuilder;
if (b != null) ...
Also related:
Casting
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How to concatenate columns in a Postgres SELECT?
I have two string columns a and b in a table foo .
8 Answers
8
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