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How many bytes in a JavaScript string?
...the ECMA-262 3rd Edition Specification, each character represents a single 16-bit unit of UTF-16 text:
4.3.16 String Value
A string value is a member of the type String and is a
finite ordered sequence of zero or
more 16-bit unsigned integer values.
NOTE Although each value usually
represents a sin...
Convert hex string to int in Python
...he base explicitly, otherwise there's no way to tell:
x = int("deadbeef", 16)
With the 0x prefix, Python can distinguish hex and decimal automatically.
>>> print int("0xdeadbeef", 0)
3735928559
>>> print int("10", 0)
10
(You must specify 0 as the base in order to invoke this ...
How to convert decimal to hexadecimal in JavaScript
...rt a number to a hexadecimal string with:
hexString = yourNumber.toString(16);
And reverse the process with:
yourNumber = parseInt(hexString, 16);
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Converting NSString to NSDate (and back again)
...line???
– Valeriy Van
May 17 '13 at 16:13
4
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Can I make git recognize a UTF-16 file as text?
...nd wouldn't diff it for me. I discovered that the file was encoded in UTF-16.
8 Answers
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修改ORALCE 字符集从American_American.ZHS16GBK 到SIMPLIFIED CHINESE_CHI...
修改ORALCE 字符集从American_American.ZHS16GBK 到SIMPLIFIED CHINESE_CHINA.ZHS16GBK原来数据库创建的时候默认选着了AL32UTF8字符集，应用部门的同事要求使用ZHS16GBK字符集，因为是新库 ，干脆删了重建，避免以后的不可预知...原来数据库创建的...
What's the difference between ASCII and Unicode?
...ust codepoints.
– Kerrek SB
Feb 22 '16 at 22:14
...
How to allocate aligned memory only using the standard library?
...
Original answer
{
void *mem = malloc(1024+16);
void *ptr = ((char *)mem+16) & ~ 0x0F;
memset_16aligned(ptr, 0, 1024);
free(mem);
}
Fixed answer
{
void *mem = malloc(1024+15);
void *ptr = ((uintptr_t)mem+15) & ~ (uintptr_t)0x0F;
mems...
How to filter a dictionary according to an arbitrary condition function?
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edited Apr 27 '16 at 12:13
answered May 16 '13 at 13:57
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max value of integer
...s. It can vary from machine to machine, on embedded systems the int can be 16 bit wide, though usually it is 32 bit.
The only requirement is that short int <= int <= long int by size. Also, there is a recommendation that int should represent the native capacity of the processor.
All types a...