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Executing periodic actions in Python [duplicate]
...r here is start time "drift". I just ran a test and my times drifted by +0.05s in about 33 iterations. I was running 1 second polls, and this means a drift of 20% in less than a minute. You can reduce drift by calling the threading.Timer at the start of the function rather than at the end, but only ...
Efficiency of Java “Double Brace Initialization”?
...he problem when I get too carried away with anonymous inner classes:
2009/05/27 16:35 1,602 DemoApp2$1.class
2009/05/27 16:35 1,976 DemoApp2$10.class
2009/05/27 16:35 1,919 DemoApp2$11.class
2009/05/27 16:35 2,404 DemoApp2$12.class
2009/05/27 16:...
How do I get my Python program to sleep for 50 milliseconds?
...
from time import sleep
sleep(0.05)
Reference
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...nts
So with my example from above:
In [4]: t = pd.date_range(start="2013-05-18 12:00:00", periods=2, freq='H',
tz= "Europe/Brussels")
In [5]: t
Out[5]: DatetimeIndex(['2013-05-18 12:00:00+02:00', '2013-05-18 13:00:00+02:00'],
dtype='datetime64[ns, ...
Discuz!x3.2微信登陆升级教程（接口错误(ERR05) 微社区域名已更换，请确保...
Discuz!x3.2微信登陆升级教程（接口错误(ERR05) 微社区域名已更换，请确保接口已升级）接口错误(ERR05)微社区域名已更换，请确保接口已升级从即日起，打通版微社区域名已经由原来的 wsq.discuz.qq.com 切换为 wsq.discuz.com...接口错误(ER...
Ignoring time zones altogether in Rails and PostgreSQL
...y 0 in Unix and Postgres reckoning */
#define UNIX_EPOCH_JDATE 2440588 /* == date2j(1970, 1, 1) */
#define POSTGRES_EPOCH_JDATE 2451545 /* == date2j(2000, 1, 1) */
The microsecond resolution translates to a maximum of 6 fractional digits for seconds.
timestamp
A value typed as times...
Get current time as formatted string in Go?
...e time.Format() method.
t := time.Now()
fmt.Println(t.Format("20060102150405"))
prints out 20110504111515, or at least it did a few minutes ago. (I'm on Eastern Daylight Time.) There are several pre-defined time formats in the constants defined in the time package.
You can use time.Now().UTC() i...
Revert to a commit by a SHA hash in Git? [duplicate]
... you have no uncommitted changes that you want to keep
git reset --hard 56e05fced
# Move the branch pointer back to the previous HEAD
git reset --soft HEAD@{1}
git commit -m "Revert to 56e05fced"
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Converting between datetime, Timestamp and datetime64
...e64 object to pandas.Timestamp:
In [16]: Timestamp(numpy.datetime64('2012-05-01T01:00:00.000000'))
Out[16]: <Timestamp: 2012-05-01 01:00:00>
I noticed that this doesn't work right though in NumPy 1.6.1:
numpy.datetime64('2012-05-01T01:00:00.000000+0100')
Also, pandas.to_datetime can be u...
List of Timezone ID's for use with FindTimeZoneById() in C#?
...Kabul</option>
<option value="Ekaterinburg Standard Time">(GMT+05:00) Ekaterinburg</option>
<option value="Pakistan Standard Time">(GMT+05:00) Islamabad, Karachi</option>
<option value="West Asia Standard Time">(GMT+05:00) Tashkent</option>
<option value=...