When using C ++ to develop a Windows program, we often see the following judgment:
Copy codeThe Code is as follows: HRESULT hr =: RegCreateKeyEx (hk, szKeyPath, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_QUERY_VALUE, NULL, & hk, NULL );
If (SUCCEEDED (hr
Of all the features provided by the Win32 operating system, perhaps the most widely used but most lacking document description is structured exception handling (SEH), and when you consider Win32 structured exception handling, you may think of terms
The beauty of returning a pointer to an object, is that you can return NULL as your standard error return value, and if the value mattered, you will most likely take the necessary steps to check its return value, or they application will just crash
The status value is 0 when the status is successfully completed. Other status values indicate the following:
The function is incorrect.The system cannot find the specified file.The specified path cannot be found.The system cannot open the
When successfully completed, the status value is 0, and the other state values represent the following meanings:
The function is not correct
The system could not find the specified file
The system could not find the specified path
The system cannot
0 0x00000000 finished.
1 0x00000001 incorrect function.
2 0x00000002 the system cannot find the specified file.
3 0x00000003 the system cannot find the specified path.
4 0x00000004 the system cannot open the file.
5 0x00000005 Access denied.
6 0x0000
API hooks are not a new technology, but I am ashamed that I have mastered them recently and have come up with some stupid ways to achieve my goal. There may be many errors or vulnerabilities in this article, and you may want to correct them in time.
Recently, zeroc officially released the latest version of ice 3.3.1. I have also compiled it completely, including the compilation of the third-party libraries IT uses. Now, the compilation process is recorded here.
Compilation environment and code
This article mainly describes how to use Python artifacts to deal with 12306 abnormal verification codes. For more information, see Guide to Chinese New Year!
First, we need splinter.
Installation:
Pip install splinter-I
Use Python to handle 12306 abnormal verification codes, python12306
When the Spring Festival is approaching, the Helper's house editor leads everyone to grab train tickets with Python!
First, we need splinter.
Installation:
Pip install splinter-I
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.