大约有 30,000 项符合查询结果（耗时：0.0383秒） [XML]
How to open, read, and write from serial port in C?
...
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...
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...
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
...
Why does changing the sum order returns a different result?
...
May extend this later - out of time right now! waiting eagerly for it @Jon
– Prateek
Nov 6 '13 at 19:16
3
...
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:
...
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.
share
|
improve this answer
...
insert vs emplace vs operator[] in c++ map
I'm using maps for the first time and I realized that there are many ways to insert an element. You can use emplace() , operator[] or insert() , plus variants like using value_type or make_pair . While there is a lot of information about all of them and questions about particular cases, I sti...
How to get current moment in ISO 8601 format with date, hour, and minute?
...
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 ...
Java Date vs Calendar
...tions of Date have since been deprecated.
Personally I tend to use either time in milliseconds as a long (or Long, as appropriate) or Calendar when there is a choice.
Both Date and Calendar are mutable, which tends to present issues when using either in an API.
...
How to increment a datetime by one day?
How to increment the day of a datetime?
7 Answers
7
...