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efficient circular buffer?
...
206
I would use collections.deque with a maxlen arg
>>> import collections
>>> ...
How to use SSH to run a local shell script on a remote machine?
...ssh user@host2 <<'END2'
# Another bunch of commands on another host
wall <<'ENDWALL'
Error: Out of cheese
ENDWALL
ftp ftp.secureftp-test.com <<'ENDFTP'
test
test
ls
ENDFTP
END2
ENDSSH
You can actually have a conversation with some services like telnet, ftp, etc. But remember that...
Detect Safari browser
...rAgent);
It uses negative look-arounds and it excludes Chrome, Edge, and all Android browsers that include the Safari name in their user agent.
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error: ‘uint16_t’ does not name a type - c++1y / stl - 清泛IT社区，为创新赋能！
...ight notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF ...
How to run a PowerShell script from a batch file
... would have otherwise. In a way it's merely a convenience to avoid accidentally running things you may not want to run. Similar to having to prefix commands in the current directory with ./ and having an executable flag on Unix.
– Joey
Nov 6 '16 at 14:26
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How to search for a part of a word with ElasticSearch
... to 50 letters. Adjust the max_gram as you need. In german words can get really big, so I set it to a high value.
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How do I Sort a Multidimensional Array in PHP [duplicate]
...e' column in each record (or row). So you construct the $dates array (basically the same array, but with only that column), and tell the array_multisort function to sort $mdarray based on that particular column's values.
– Dan Burton
May 19 '10 at 18:26
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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh
...ss. Change it like so:
class B(object):
and it will work.
super() and all subclass/superclass stuff only works with new-style classes. I recommend you get in the habit of always typing that (object) on any class definition to make sure it is a new-style class.
Old-style classes (also known as...
How do I remove a key from a JavaScript object? [duplicate]
...
The delete operator allows you to remove a property from an object.
The following examples all do the same thing.
// Example 1
var key = "Cow";
delete thisIsObject[key];
// Example 2
delete thisIsObject["Cow"];
// Example 3
delete thisIsO...
How to check if all elements of a list matches a condition?
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The best answer here is to use all(), which is the builtin for this situation. We combine this with a generator expression to produce the result you want cleanly and efficiently. For example:
>>> items = [[1, 2, 0], [1, 2, 0], [1, 2, 0]]
>>...