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Objective-C formatting string for boolean?
...
In Objective-C, the BOOL type is just a signed char. From <objc/objc.h>:
typedef signed char BOOL;
#define YES (BOOL)1
#define NO (BOOL)0
So you can print them using the %d formatter But that will only print a 1 or a 0, not YES or NO.
Or you can...
How do I turn a String into a InputStreamReader in java?
... the trick:
InputStream is = new ByteArrayInputStream( myString.getBytes( charset ) );
Then convert to reader:
InputStreamReader reader = new InputStreamReader(is);
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Coding Practices which enable the compiler/optimizer to make a faster program
...w customer\n"
"3) Destroy\n"
"4) Launch Nasal Demons\n"
"Enter selection: ";
static const size_t Menu_Text_Length = sizeof(Menu_Text) - sizeof('\0');
//...
std::cout.write(Menu_Text, Menu_Text_Length);
The efficiency of this technique can be visually demonstrated. :-)
Don't use print...
How to convert UTF-8 byte[] to string?
...
LINQ it: var decBytes2 = str.Split('-').Select(ch => Convert.ToByte(ch, 16)).ToArray();
– drtf
Jul 13 '14 at 14:43
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Handling optional parameters in javascript
....length);
}
//fire callback with args and remaining values concatenated
return callback.apply(null, args.concat(values));
};
//if there are not values to process, just fire callback
if (!values.length) {
return done();
}
//loop through configs to create mo...
How can I perform a reverse string search in Excel without using VBA?
...STITUTE(A1," ","")))))
If your original strings could contain a pipe "|" character, then replace both in the above with some other character that won't appear in your source. (I suspect Brad's original was broken because an unprintable character was removed in the translation).
Bonus: How it work...
Case objects vs Enumerations in Scala
...B', 3)
, KNIGHT('N', 3)
, ROOK('R', 5)
, PAWN('P', 1)
;
private char character;
private int pointValue;
private ChessPiece(char character, int pointValue) {
this.character = character;
this.pointValue = pointValue;
}
public int getCharacter() {
return character;
...
Remove Object from Array using JavaScript
...n x, use:
someArray.splice(x, 1);
Or
someArray = someArray.slice(0, x).concat(someArray.slice(-x));
Reply to the comment of @chill182: you can remove one or more elements from an array using Array.filter, or Array.splice combined with Array.findIndex (see MDN), e.g.
// non destructive fil...
How to get the difference between two arrays in JavaScript?
...arr1
.filter(x => !arr2.includes(x))
.concat(arr2.filter(x => !arr1.includes(x)));
This way, you will get an array containing all the elements of arr1 that are not in arr2 and vice-versa
As @Joshaven Potter pointed out on his answer, you can add this to A...
Is Chrome's JavaScript console lazy about evaluating arrays?
... // and arr2 changes, then later value might be shown
4. arr.concat() // a new array is created, but same issue as slice(0)
5. JSON.stringify(arr) // works well as it takes a snapshot of the whole array
// or object, and the format shows the exact struct...