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Can you connect to Amazon ElastiСache Redis outside of Amazon?
I'm able to connect to an ElastiCache Redis instance in a VPC from EC2 instances . But I would like to know if there is a way to connect to an ElastiCache Redis node outside of Amazon EC2 instances, such as from my local dev setup or VPS instances provided by other vendors.
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Conda: Installing / upgrading directly from github
... a package, using pip inside of Anaconda is just fine, or alternately, use setup.py develop against a git clone.
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Difference between variable declaration syntaxes in Javascript (including global variables)?
...he property, and if an exception is thrown it does the next best thing and sets the property to undefined.
This only applies to the window object, and only (as far as I know) to IE8 and earlier (or IE9-IE11 in the broken "compatibility" mode). Other browsers are fine with deleting window properties...
Circle line-segment collision detection algorithm?
I have a line from A to B and a circle positioned at C with the radius R.
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Passing a string with spaces as a function argument in bash
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Another solution to the issue above is to set each string to a variable, call the function with variables denoted by a literal dollar sign \$. Then in the function use eval to read the variable and output as expected.
#!/usr/bin/ksh
myFunction()
{
eval string1="$...
Display number with leading zeros
...(and Python 3) you can do:
print "%02d" % (1,)
Basically % is like printf or sprintf (see docs).
For Python 3.+, the same behavior can also be achieved with format:
print("{:02d}".format(1))
For Python 3.6+ the same behavior can be achieved with f-strings:
print(f"{1:02d}")
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Difference between
...s T> src) {
for (int i = 0; i < src.size(); i++)
dest.set(i, src.get(i));
}
}
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How can I add to List<? extends Number> data structures?
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How to get the process ID to kill a nohup process?
... background operator (&) will give you the PID at the command prompt. If your plan is to manually manage the process, you can save that PID and use it later to kill the process if needed, via kill PID or kill -9 PID (if you need to force kill). Alternatively, you can find the PID later on by ps ...
Get type name without full namespace
...nction. Can somebody explain to me why it doesn't have the obj.GetType().BaseType.Name? I'm learning. I understand the purpose but not all the syntax details. Thank you.
– Diego Orellana
Apr 25 '18 at 0:36
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python max function using 'key' and lambda expression
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How does key work?
By default in Python 2 key compares items based on a set of rules based on the type of the objects (for example a string is always greater than an integer).
To modify the object before comparison, or to compare based on a particular attribute/index, you've to use the key argum...