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Capture characters from standard input without waiting for enter to be pressed
... comes up so infrequently for me. But in C or C++, what is the best way to read a character from standard input without waiting for a newline (press enter).
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What are the uses of the exec command in shell scripts? [closed]
...ere are some examples:
exec 3< thisfile # open "thisfile" for reading on file descriptor 3
exec 4> thatfile # open "thatfile" for writing on file descriptor 4
exec 8<> tother # open "tother" for reading and writing on fd 8
exec 6>> other # op...
Proper way to implement IXmlSerializable?
...r implementing it? I've heard that GetSchema() should return null and ReadXml should move to the next element before returning. Is this true? And what about WriteXml - should it write a root element for the object or is it assumed that the root is already written? How should child objects be...
How to avoid 'cannot read property of undefined' errors?
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Best, we can use _.get() with default for easy read : _.get(object, 'a.b.c', 'default');
– Ifnot
Jun 18 '18 at 13:53
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Unable to read data from the transport connection : An existing connection was forcibly closed by th
...hLoginAtClient == true && ajutor < 30) { Thread.Sleep(300); ajutor++; } client = this.tcpListener.AcceptTcpClient(); Program.waitToFinishLoginAtClient = true; ........... and Program.waitToFinishAtClient gets modified in the thread that contains t...
How can I build a small operating system on an old desktop computer? [closed]
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First things first. Read, read, read, read, read. You need to have a firm understanding of how the OS works before you can hope to implement your own.
Grab one of Andrew Tanenbaum's books on operating systems. This is the one we used in my OS...
Exception 'open failed: EACCES (Permission denied)' on Android
...evel 19, this permission is not enforced and all apps still have access to read from external storage.
– AndroidGeek
Jul 1 '15 at 8:15
1
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
In my multithreaded asmx web service I had a class field _allData of my own type SystemData which consists of few List<T> and Dictionary<T> marked as volatile . The system data ( _allData ) is refreshed once in a while and I do it by creating another object called newData and fill...
SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
...ncorrect and had a typo. But a wrong password can also give the "Unable to read data from the transport connection: net_io_connectionclosed." error. So check both the username and password. And for Azure users, the user name is of the form "azure_guid-withoutdashes@azure.com" (eg: azure_e9e062db4bfd...
How to convert CSV file to multiline JSON?
...le.json', 'w')
fieldnames = ("FirstName","LastName","IDNumber","Message")
reader = csv.DictReader( csvfile, fieldnames)
for row in reader:
json.dump(row, jsonfile)
jsonfile.write('\n')
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