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How do you express binary literals in Python?
... 0b_1110_0101
Changed in version 3.6: Underscores are now allowed for grouping purposes in literals.
Other ways of expressing binary:
You can have the zeros and ones in a string object which can be manipulated (although you should probably just do bitwise operations on the in...
Collection was modified; enumeration operation may not execute
...ked. Also try using a for instead of a foreach, See this and this. Let me know if that solves it.
– Mohammad Sepahvand
Apr 21 '14 at 6:09
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How to remove selected commit log entries from a Git repository while keeping their changes?
...t <SHA1-for-A>
# Redo the D commit re-using the commit message, but now on top of A
git commit -C <SHA1-for-D>
# Re-apply everything from the old D onwards onto this new place
git rebase --onto HEAD <SHA1-for-D> master
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Opacity of div's background without affecting contained element in IE 8?
...lists a few other browsers it doesn't work in, but they're all very old by now; all browsers in current use except IE6/7/8 will work with rgba colours.
The good news is that you can force IE to work with this as well, using a hack called CSS3Pie. CSS3Pie adds a number of modern CSS3 features to old...
How to JSON serialize sets?
... As of version 1.2, YAML is a strict superset of JSON. All legal JSON now is legal YAML. yaml.org/spec/1.2/spec.html
– steveha
Oct 16 '14 at 0:21
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Should I delete the cgi-bin folder in a subdomain I just created?
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You can safely delete "cgi-bin" folder, it's hardly ever used nowadays
Also beware that when your server got some malware scripts scans different folders and then hides on folders like cgi-bin because they rarely are checked now.
I even wrote a script before that "monitors" different ...
Find the similarity metric between two strings
...loCastro, if self.similar(search_string, item.text()) > 0.80: works for now. Thanks,
– answerSeeker
Feb 22 '17 at 23:12
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How do I run only specific tests in Rspec?
I think there's a way to run only tests with a given label. Anybody know?
9 Answers
9
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Update MongoDB field using value of another field
...requests);
}
MongoDB 2.6 and 3.0
From this version you need to use the now deprecated Bulk API and its associated methods.
var bulk = db.collection.initializeUnorderedBulkOp();
var count = 0;
cursor.snapshot().forEach(function(document) {
bulk.find({ '_id': document._id }).updateOne( {
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How do I find the stack trace in Visual Studio?
...shortcut (while debugging and stopped at a breakpoint) is:
Ctrl+Alt+C and now you can also use Ctrl+L
The screenshot is pretty old.
Here is one for Visual Studio 2019 (under the debug menu):
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