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Extract date (yyyy/mm/dd) from a timestamp in PostgreSQL
...u can use:
select date(substring('2011/05/26 09:00:00' from 1 for 10));
Test code:
create table test_table (timestamp_field timestamp);
insert into test_table (timestamp_field) values(current_timestamp);
select timestamp_field, date(timestamp_field) from test_table;
Test result:
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“Pretty” Continuous Integration for Python
...check out Nose and the Xunit output plugin. You can have it run your unit tests, and coverage checks with this command:
nosetests --with-xunit --enable-cover
That'll be helpful if you want to go the Jenkins route, or if you want to use another CI server that has support for JUnit test reporting....
LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
...eight: 24px; margin-bottom: 4px; background: url(/static/images/feedback.svg) 50% / 100% auto no-repeat; } 文档反馈 切换 目录 在线 客服 扫码添加客服咨询 我要 分享 ...
Do you continue development in a branch or in the trunk? [closed]
...ild setups. That's what continuous integration is all about! You have QA test your branches not your mainline trunk.
– PositiveGuy
May 21 '10 at 14:05
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Optimize Font Awesome for only used classes
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Iconmoon worked for me. I used it by importing the svg file from font-awesome thus ensuring I get the icons I want and not just the ones available on their site. Also this link helped me with the integration of the new icons
https://tonyxu.io/posts/2018/use-icomoon-to-reduce-...
endsWith in JavaScript
...ese days, the simple this.substr(-suffix.length) === suffix approach is fastest on Chrome, the same on IE11 as indexOf, and only 4% slower (fergetaboutit territory) on Firefox: jsperf.com/endswith-stackoverflow/14 And faster across the board when the result is false: jsperf.com/endswith-stackoverflo...
Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti
Should I test if something is valid or just try to do it and catch the exception?
8 Answers
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How can I use jQuery in Greasemonkey?
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Will want to test that you do not already have it like so: if(typeof $ == 'undefined'){ var $ = unsafeWindow.jQuery; } In Chrome, a sites Jquery will already be available.
– Jonathon
Aug 4 '13 at 16...
How can I selectively escape percent (%) in Python strings?
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>>> test = "have it break."
>>> selectiveEscape = "Print percent %% in sentence and not %s" % test
>>> print selectiveEscape
Print percent % in sentence and not have it break.
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What is the C# equivalent of friend? [duplicate]
I'd like the private member variables of a class to be accessible to a Tester class without exposing them to other classes.
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