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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...lugged my (FTDI) serial device from the USB and afterwards it produced the error that you described.
– Warpspace
Jan 29 '19 at 8:30
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Configuring Log4j Loggers Programmatically
...r all other log levels your want to handle.
// You mentioned TRACE and ERROR.
private static void log(LogLevel level, String logMsg) {
if(!loggingIsInitialized)
initLogging();
org.slf4j.Logger slf4jLogger = org.slf4j.LoggerFactory.getLogger("DebugLogger");
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SVN how to resolve new tree conflicts when file is added on two branches
...ed the trunk changes originally), try to update it, and now get a checksum error on the files in question. Blow the directory in question away, get a new version via update, and finally I have what should be a good version of branch2 with the trunk changes. I hope. Caveat developer.
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Setting PayPal return URL and making it auto return?
...ch, CURLOPT_TIMEOUT, 30);
$curl_result = @curl_exec($ch);
$curl_err = curl_error($ch);
curl_close($ch);
$req = str_replace("&", "\n", $req); // Make it a nice list in case we want to email it to ourselves for reporting
// Check that the result verifies
if (strpos($curl_result, "VERIFIED") !== ...
What is __main__.py?
...m my_module, or in several other ways.
If you saw the name __main__ in an error message, that doesn't necessarily mean you should be looking for a __main__.py file.
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Effect of NOLOCK hint in SELECT statements
... to get things like a Row Count or other summary data where some margin of error is acceptable, then NOLOCK is a good way to boost performance for these queries and avoid having them negatively impact database performance.
Always use the NOLOCK hint with great caution and treat any data it returns ...
How does `is_base_of` work?
...ar* argv[])
{
Foo foo;
double d = 0.3;
foo.bar(d); // Compiler error, cannot access private member function
}
The same applies here, the fact that B is a private base does not prevent the check from taking place, it would only prevent the conversion, but we never ask for the actual con...
How to resize an image with OpenCV2.0 and Python2.6
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your solution using the scaling factors returns an error on cv2.resize() saying 'src is not a numpy array, neither a scalar.' please advise?
– BenP
Jan 29 '19 at 17:53
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What is external linkage and internal linkage?
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@Rajenda you will get an unresolved symbol error (sorry for the nine month delay in answering I missed this comment).
– Motti
Nov 16 '10 at 14:28
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Is there a way to pass optional parameters to a function?
... positional or keyword unlike using **
func(1)
#this correctly raises an error where as it would need to be explicitly checked when using **
func(invalid_arg=7)
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