大约有 40,000 项符合查询结果（耗时：0.0374秒） [XML]
byte[] to hex string [duplicate]
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There is a built in method for this:
byte[] data = { 1, 2, 4, 8, 16, 32 };
string hex = BitConverter.ToString(data);
Result: 01-02-04-08-10-20
If you want it without the dashes, just remove them:
string hex = BitConverter.ToString(data).Replace("-", string.Empty);
Result: 010204081020
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Aren't Python strings immutable? Then why does a + “ ” + b work?
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Consider:
>>> a='asdf'
>>> a.__repr__
<method-wrapper '__repr__' of str object at 0x1091aab90>
>>> a='asdf'
>>> a.__repr__
<method-wrapper '__repr__' of str object at 0x1091aab90>
>>> a='qwer'
>>> a.__repr_...
How to install therubyracer gem on 10.10 Yosemite?
...epted answer.
– rcd
Dec 8 '15 at 22:32
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show 6 more comments
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SQL Server: Filter output of sp_who2
Under SQL Server, is there an easy way to filter the output of sp_who2? Say I wanted to just show rows for a certain database, for example.
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Header files for x86 SIMD intrinsics
... Marat DukhanMarat Dukhan
10.9k44 gold badges2323 silver badges4040 bronze badges
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How to escape single quotes within single quoted strings
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– Benjamin Atkin
Aug 13 '13 at 20:32
3
worked for me, example of double escaped single quotes: ...
How do I download a tarball from GitHub using cURL?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Python string class like StringBuilder in C#?
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Ruud
2,73222 gold badges3535 silver badges4343 bronze badges
answered Mar 10 '10 at 5:11
Andrew HareAndrew Ha...
How do I check if a string is valid JSON in Python?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
What is the copy-and-swap idiom?
...nclude <algorithm> // std::copy
#include <cstddef> // std::size_t
class dumb_array
{
public:
// (default) constructor
dumb_array(std::size_t size = 0)
: mSize(size),
mArray(mSize ? new int[mSize]() : nullptr)
{
}
// copy-constructor
dumb_array(...