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How often does python flush to a file?
...is buffered in memory and accumulated until the buffer is full... at which time the buffer gets "flushed" (content is written from the buffer to the file). You can explicitly flush the buffer by calling the flush() method on a file handle.
– Corey Goldberg
Mar...
RegEx for Javascript to allow only alphanumeric
...ng
[a-z0-9] a or b or c or ... z or 0 or 1 or ... 9
+ one or more times (change to * to allow empty string)
$ end of string
/i case-insensitive
Update (supporting universal characters)
if you need to this regexp supports universal character you can find list of unicode c...
How to change the value of ${user} variable used in Eclipse templates
...g - and doing so in Project properties like suggested above may at present time be the only way to do it.
– amn
Oct 9 '12 at 9:23
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MongoDB mongorestore failure: locale::facet::_S_create_c_locale name not valid
...l, I'm on a fresh Arch install and got the error while trying to run rescuetime. Fixing /etc/locale.gen and running locale-gen was all that was required.
– erb
Jan 15 '16 at 18:21
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How to open, read, and write from serial port in C?
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I wrote this a long time ago (from years 1985-1992, with just a few tweaks since then), and just copy and paste the bits needed into each project.
You must call cfmakeraw on a tty obtained from tcgetattr. You cannot zero-out a struct termios, c...
How to use java.String.format in Scala?
...the default argument ordering if you need to. However, probably the only time you'd need / want to do this is if you are using the same argument more than once.
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Dynamically updating plot in matplotlib
...from a serial port and plots a graph of the collected data against arrival time. The time of arrival for the data is uncertain. I want the plot to be updated when data is received. I searched on how to do this and found two methods:
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Is there hard evidence of the ROI of unit testing?
Unit testing sounds great to me, but I'm not sure I should spend any time really learning it unless I can convince others that is has significant value. I have to convince the other programmers and, more importantly, the bean-counters in management, that all the extra time spent learning the testin...
Why does changing the sum order returns a different result?
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May extend this later - out of time right now! waiting eagerly for it @Jon
– Prateek
Nov 6 '13 at 19:16
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How to get current moment in ISO 8601 format with date, hour, and minute?
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Use SimpleDateFormat to format any Date object you want:
TimeZone tz = TimeZone.getTimeZone("UTC");
DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
df.setTimeZone(tz);
String nowAsISO = df.format(new Date());
Using ...