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Python Empty Generator Function
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If question is actually about the best way to create an empty iterator, then you might agree with Zectbumo about using iter(()) instead. However, it's important to observe that iter(()) doesn't return a function! It directly returns an empty iterable. Suppose you're working with an API that expec...
Undefined symbols for architecture arm64
...me), and desperately need those files, you could submit a pull request and then recompile the project to arm64 by setting those same fields to arm64 in the files you pulled from the open source projects. But, unless you really need these files to be 64 bit compatible, that seems like a bit of overk...
How to get last key in an array?
... @pppp it doesn't work because... check what end() returns and then think again ;)
– forsberg
Mar 7 '18 at 17:24
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show 4 more c...
How can I convert a DateTime to the number of seconds since 1970?
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You can create a startTime and endTime of DateTime, then do endTime.Subtract(startTime). Then output your span.Seconds.
I think that should work.
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improve this answer
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How to check if a file exists in Go?
...ome other sort.
The signature should be Exists(string) (bool, error). And then, as it happens, the call sites are no better.
The code he wrote would better as:
func Exists(name string) bool {
_, err := os.Stat(name)
return !os.IsNotExist(err)
}
But I suggest this instead:
func Exists(n...
Python locale error: unsupported locale setting
...e to use the dpkg command. After all, if the problem is occurring locally, then real solution would be to add the first two commands to your startup applications.
– RolandiXor
Aug 1 '16 at 20:32
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Git Push ERROR: Repository not found
... your origin URL to the same thing without the user name and password, and then it works fine.
– HartleySan
Oct 4 '17 at 1:56
1
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How to use a switch case 'or' in PHP
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If you must use || with switch then you can try :
$v = 1;
switch (true) {
case ($v == 1 || $v == 2):
echo 'the value is either 1 or 2';
break;
}
If not your preferred solution would have been
switch($v) {
case 1:
case 2:
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How to create PDF files in Python [closed]
I'm working on a project which takes some images from user and then creates a PDF file which contains all of these images.
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Ruby / Rails - Change the timezone of a Time, without changing the value
...convert this local time (using the zone) to utc. If you have Time.zone set then you can of course to
Time.zone.local_to_utc(t)
This won't use the timezone attached to t - it assumes that it's local to the time zone you are converting from.
One edge case to guard against here is DST transitions: ...