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In PHP what does it mean by a function being binary-safe?
... function will work correctly when you pass it arbitrary binary data (i.e. strings containing non-ASCII bytes and/or null bytes).
For example, a non-binary-safe function might be based on a C function which expects null-terminated strings, so if the string contains a null character, the function wo...
What is your favorite C programming trick? [closed]
...re you can write "str[]" as the last member of a struct). you could make a string "object" like this:
struct X {
int len;
char str[1];
};
int n = strlen("hello world");
struct X *string = malloc(sizeof(struct X) + n);
strcpy(string->str, "hello world");
string->len = n;
here, we've...
byte[] to file in Java
...e(filePath).toPath(), data);
Where data is your byte[] and filePath is a String. You can also add multiple file open options with the StandardOpenOptions class. Add throws or surround with try/catch.
share
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C++ - passing references to std::shared_ptr or boost::shared_ptr
...a message somewhere. It may be a large message so rather than using a std::string that likely gets copied as it is passed around to multiple places, we use a shared_ptr to a string:
void send_message(std::shared_ptr<std::string> msg)
{
std::cout << (*msg.get()) << std::endl;
}...
What is the relative performance difference of if/else versus switch statement in Java?
... First create some interface:
public interface Action {
void execute(String input);
}
And get hold of all implementations in some Map. You can do this either statically or dynamically:
Map<String, Action> actions = new HashMap<String, Action>();
Finally replace the if/else or ...
JPG vs. JPEG image formats
...ut it is inaccurate. • The JPEG group were mostly Unix shops, thus the 4-char .jpeg extension, not because of Mac. • It was the DOS 8.3 limit that caused the shortening to .jpg — windows was just a shell on top of DOS. • The commonly accepted .jpg form is because of programs that had to cope...
ReactJS render string with non-breaking spaces
I have some props that has a string that could contain characters such as &.
It also contains spaces. I want to replace all spaces with &nbsp; .
...
SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu
...
Just used cast(SUBSTRING([MyDateField],1,2) as integer) > 31 and found a record with the 60th of December. Who enters this stuff, Dr Suess?
– SteveCav
Oct 21 '15 at 22:11
...
Escape @ character in razor view engine
... The best solution would be using the HTML-encoded character string for the @-character: &#64;
– WoIIe
Dec 18 '13 at 12:45
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Using scanner.nextLine() [duplicate]
...mber, not the end of line or anything after the number. When you declare
String sentence = scanner.nextLine();
This reads the remainder of the line with the number on it (with nothing after the number I suspect)
Try placing a scanner.nextLine(); after each nextInt() if you intend to ignore the...