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Delete all lines beginning with a # from a file
... done with a sed one-liner:
sed '/^#/d'
This says, "find all lines that start with # and delete them, leaving everything else."
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How do you create a daemon in Python?
...pi.python.org/pypi/python-daemon. More reliable. Just one example : try to start two times the same daemon with python-daemon : big ugly error. With Sander's code : a nice notice "Daemon already running."
– Basj
Jan 17 '16 at 20:50
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Differences between Intent and PendingIntent
...em to do the same thing and I was wondering what is the difference between starting the service like that:
5 Answers
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Position icons into circle
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2020 solution
Here's a more modern solution I use these days.
I start off by generating the HTML starting from an array of images. Whether the HTML is generated using PHP, JS, some HTML preprocessor, whatever... this matters less as the basic idea behind is the same.
Here's the Pug code t...
How to display long messages in logcat
...or(int i = 0; i <= veryLongString.length() / maxLogSize; i++) {
int start = i * maxLogSize;
int end = (i+1) * maxLogSize;
end = end > veryLongString.length() ? veryLongString.length() : end;
Log.v(TAG, veryLongString.substring(start, end));
}
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Regex to get string between curly braces
...';
>>> g.substring(1,g.length-1)
"getThis"
substring(1 means to start one character in (just past the first {) and ,g.length-1) means to take characters until (but not including) the character at the string length minus one. This works because the position is zero-based, i.e. g.length-1 i...
continue processing php after sending http response
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Yes. You can do this:
ignore_user_abort(true);
set_time_limit(0);
ob_start();
// do initial processing here
echo $response; // send the response
header('Connection: close');
header('Content-Length: '.ob_get_length());
ob_end_flush();
ob_flush();
flush();
// now the request is sent to the brow...
Convert LocalDate to LocalDateTime or java.sql.Timestamp
...mestamp, just do
Timestamp timestamp = new Timestamp(localDate.toDateTimeAtStartOfDay().getMillis());
To convert JodaTime's org.joda.time.LocalDateTime to java.sql.Timestamp, just do
Timestamp timestamp = new Timestamp(localDateTime.toDateTime().getMillis());
JavaTime
To convert Java8's java.time...
JsonMappingException: out of START_ARRAY token
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JsonMappingException: out of START_ARRAY token exception is thrown by Jackson object mapper as it's expecting an Object {} whereas it found an Array [{}] in response.
This can be solved by replacing Object with Object[] in the argument for geForObject("...
How do I focus on one spec in jasmine.js?
...he API returns success'
[20:59:14] Using gulpfile ~/gulpfile.js
[20:59:14] Starting 'clean'...
[20:59:14] Finished 'clean' after 2.25 ms
[20:59:14] Starting 'build'...
[20:59:14] Finished 'build' after 17 ms
[20:59:14] Starting 'default'...
[20:59:14] Starting Karma server...
INFO [karma]: Karma v0....