大约有 45,000 项符合查询结果（耗时：0.0295秒） [XML]
MySQL get the date n days ago as a timestamp
...B will do part of it depending on what you want
mysql> SELECT DATE_SUB(NOW(), INTERVAL 30 day);
2009-06-07 21:55:09
mysql> SELECT TIMESTAMP(DATE_SUB(NOW(), INTERVAL 30 day));
2009-06-07 21:55:09
mysql> SELECT UNIX_TIMESTAMP(DATE_SUB(NOW(), INTERVAL 30 day));
1244433347
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Remove large .pack file created by git
... a load of files in to a branch and merged and then had to remove them and now I'm left with a large .pack file that I don't know how to get rid of.
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Is there a way to do repetitive tasks at intervals?
...nking of something like Timer.schedule(task, delay, period) in Java. I know I can do this with a goroutine and Time.sleep() , but I'd like something that easily stopped.
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C++ Tuple vs Struct
...the purpose of this discussion so I won't dive into the detail.
We all know that writing a == or < or > operator for every single struct definition will be a painful and buggy task. Let replace our custom comparator using std::tie and rerun our benchmark.
bool operator<(const StructDa...
How can I pad an int with leading zeros when using cout
...th of the field to be printed, and that's it.
If you are interested in knowing how the to format output streams in general, I wrote an answer for another question, hope it is useful:
Formatting C++ Console Output.
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How do I get a Cron like scheduler in Python? [closed]
... self.events = events
def run(self):
t=datetime(*datetime.now().timetuple()[:5])
while 1:
for e in self.events:
e.check(t)
t += timedelta(minutes=1)
while datetime.now() < t:
time.sleep((t - datetime.now...
Javascript calculate the day of the year (1 - 366)
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Following OP's edit:
var now = new Date();
var start = new Date(now.getFullYear(), 0, 0);
var diff = now - start;
var oneDay = 1000 * 60 * 60 * 24;
var day = Math.floor(diff / oneDay);
console.log('Day of year: ' + day);
Edit: The code ab...
My docker container has no internet
I had it working allright but now it stopped. I tried the following commands with no avail:
22 Answers
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Why is `std::move` named `std::move`?
...T>(t) would do). So readers of this code would naturally think:
I know how swap is supposed to work (copy to temporary and then exchange the values), but what is the purpose of those ugly casts?!
Note also that swap is really just a stand-in for all kinds of permutation-modifying algorithm...
How to get the day of week and the month of the year?
I don't know much about Javascript, and the other questions I found are related to operations on dates, not only getting the information as I need it.
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