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SQL Server: Difference between PARTITION BY and GROUP BY
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The best, simplest answer.
– tmthyjames
May 30 '17 at 14:48
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How do I determine if a port is open on a Windows server? [closed]
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This is the best answer. Installing telnet isn't always straight-forward on other people's servers!
– TrojanName
Feb 25 '19 at 11:59
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When are C++ macros beneficial? [closed]
... macros. Macros to alter functions are my nightmare (thank you Microsoft). Best example is in first line. Many libraries have close functions or methods. Then when you include header of this library and header with this macro than you have a big problem, you are unable to use library API.
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How can I handle the warning of file_get_contents() function in PHP?
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This is the easiest and best solution for this problem! Maybe make it @file_get_contents to supress the error reporting to the browser.
– EDP
Dec 30 '15 at 8:36
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Why do pthreads’ condition variable functions require a mutex?
...s thread some work. Here's how it would be signalled:
void AssignWork(WorkItem work)
{
pthread_mutex_lock(&work_mutex);
add_work_to_queue(work); // put work item on queue
pthread_cond_signal(&work_cv); // wake worker thread
pthread_mutex_unlock(&work_mut...
How are virtual functions and vtable implemented?
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Having virtual functions slows down the whole class insofar as one more item of data has to be initialized, copied, … when dealing with an object of such a class. For a class with half a dozen members or so, the difference should be neglible. For a class which just contains a single char member...
How should I escape strings in JSON?
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Definitely the best solution! Thx
– Lastnico
Feb 29 '12 at 8:21
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log messages appearing twice with Python Logging
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That's the best answer. It did not fit the purpose of the poster (logical error in coding) but most of the times, this should be the case.
– Artem
Jun 7 '19 at 10:02
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Token Authentication vs. Cookies
...tateless, because of its request/response nature. The HTTP protocol is the best example of a stateless protocol. But since most web apps need state, in order to hold the state between server and client, cookies are used such that the server can send a cookie in every response back to the client. Thi...
Execute method on startup in Spring
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If you are using spring-boot, this is the best answer.
I feel that @PostConstruct and other various life cycle interjections are round-about ways. These can lead directly to runtime issues or cause less than obvious defects due to unexpected bean/context lifecycle e...