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What's the main difference between int.Parse() and Convert.ToInt32
...some web service is handing you an integer in string format), you'd use Int32.Parse().
If you're collecting input from a user, you'd generally use Int32.TryParse(), since it allows you more fine-grained control over the situation when the user enters invalid input.
Convert.ToInt32() takes an objec...
ImportError: no module named win32api
I am using Python 2.7 and I want to use pywin32-214 on Windows 7 . I installed pywin32-214 by using the msi installer. But when I import win32api in my Python script, it throws the error:
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How is a CRC32 checksum calculated?
Maybe I'm just not seeing it, but CRC32 seems either needlessly complicated, or insufficiently explained anywhere I could find on the web.
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C++ convert hex string to signed integer
I want to convert a hex string to a 32 bit signed integer in C++.
9 Answers
9
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How do I get monitor resolution in Python?
...
On Windows:
from win32api import GetSystemMetrics
print("Width =", GetSystemMetrics(0))
print("Height =", GetSystemMetrics(1))
If you are working with high resolution screen, make sure your python interpreter is HIGHDPIAWARE.
Based on this p...
Generate MD5 hash string with T-SQL
Is there a way to generate MD5 Hash string of type varchar(32) without using fn_varbintohexstr
9 Answers
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What is a lambda (function)?
... instance, here's a C# piece of code that doesn't use a lambda:
public Int32 Add(Int32 a, Int32 b)
{
return a + b;
}
public Int32 Sub(Int32 a, Int32 b)
{
return a - b;
}
public delegate Int32 Op(Int32 a, Int32 b);
public void Calculator(Int32 a, Int32 b, Op op)
{
Console.WriteLine("C...
'uint32_t' identifier not found error
...stom integer types to the types expected by C. For example:
typedef __int32 int32_t;
typedef unsigned __int32 uint32_t;
/* ... etc. ... */
Hope this helps!
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UTF-8, UTF-16, and UTF-32
What are the differences between UTF-8, UTF-16, and UTF-32?
12 Answers
12
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difference between #if defined(WIN32) and #ifdef(WIN32)
... can do compound conditionals.
For example in your case:
#if defined(WIN32) && !defined(UNIX)
/* Do windows stuff */
#elif defined(UNIX) && !defined(WIN32)
/* Do linux stuff */
#else
/* Error, both can't be defined or undefined same time */
#endif
...