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Generate MD5 hash string with T-SQL
...racters use:
CONVERT(VARCHAR(32), HashBytes('MD5', 'email@dot.com'), 2)
Demo
For binary data (without the limit of 8000 bytes) use:
CONVERT(VARCHAR(32), master.sys.fn_repl_hash_binary(@binary_data), 2)
Demo
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What does the C++ standard state the size of int, long type to be?
...c C++ types.
I know that it depends on the architecture (16 bits, 32 bits, 64 bits) and the compiler.
24 Answers
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iPhone Keyboard Covers UITextField
...ur are writing an application for iOS 4 or later, you should use the block-based methods for animating your content instead." Referenced from : developer.apple.com/library/ios/#documentation/windowsviews/…
– Mathieu
Jan 7 '13 at 13:52
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How should I print types like off_t and size_t?
...77: '_snprintf_s' : format string '%jd' requires an argument of type '__int64', but variadic argument 1 has type 'off_t'"... A truely portable way is printf("%lld\n", (long long)x);
– ericcurtin
Jun 13 '18 at 16:59
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How does autowiring work in Spring?
...@Autowired then:
class EnglishGreeting {
@Autowired //so automatically based on the name it will identify the bean and inject.
private Greeting greeting;
//setter and getter
}
.xml file it will look alike if not using @Autowired:
<bean id="englishGreeting" class="com.bean.EnglishGree...
What's the maximum value for an int in PHP?
...automatically determine when this switch to floating point needs to happen based on whether the result value of a calculation can't be represented as an integer.
PHP has no support for "unsigned" integers as such, limiting the maximum value of all integers to the range of a "signed" integer.
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Floating point vs integer calculations on modern hardware
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@JohannesSchaub-litb: SSE2 (baseline for x86-64) has packed double-precision FP. With only two 64-bit doubles per register, the potential speedup is smaller than float for code that vectorizes well. Scalar float and double use XMM registers on x86-64,...
Change column type from string to float in Pandas
...g to float values
0 8.0
1 6.0
2 7.5
3 3.0
4 0.9
dtype: float64
As you can see, a new Series is returned. Remember to assign this output to a variable or column name to continue using it:
# convert Series
my_series = pd.to_numeric(my_series)
# convert column "a" of a DataFrame
df["a"...
error: ‘uint16_t’ does not name a type - C/C++ - 清泛网 - 专注C/C++及内核技术
...der
#include <_mingw.h>
/* ISO C9x 7.18 Integer types <stdint.h>
* Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
*/
#define __need_wint_t
#define __need_wchar_t
#include <stddef.h>
/* 7.18.1.1 Exact-width integer types */
typedef signed char int8_t;
typedef unsign...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
I want to store a hashed password (using BCrypt) in a database. What would be a good type for this, and which would be the correct length? Are passwords hashed with BCrypt always of same length?
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