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How can I print the contents of a hash in Perl?
I keep printing my hash as # of buckets / # allocated.
How do I print the contents of my hash?
11 Answers
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How to install pip with Python 3?
I want to install pip . It should support Python 3, but it requires setuptools, which is available only for Python 2.
21 A...
What is x after “x = x++”?
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I don't think this is all that useful without further explanation. For instance, it's not true that x = ++x; is also equivalent to int tmp = x; ++x; x = tmp;, so by what logic can we deduce that your answer is correct (which it is)?
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Merge pull request to a different branch than default, in Github
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As of 15.08.2016 GitHub allows changing the target branch of a pull request via the GUI. Click Edit next to the title, then select the branch from the dropdown.
You can now change the base branch of an open pull request. After you’ve created...
Format a number as 2.5K if a thousand or more, otherwise 900
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Small fix for numbers less < 1000, add {value: 1E0, symbol: ""} to var si =
– Dimmduh
Aug 11 '16 at 10:09
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C: What is the difference between ++i and i++?
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jonnyflash, both will operate identically, since the increment of i and the print are in different statements. This should be the case for any language that supports C-style ++. The only difference between ++i and i++ will be when using the value of the operat...
Makefile variable as prerequisite
...-hostname: guard-HOSTNAME
./changeHostname.sh ${HOSTNAME}
If you call make change-hostname, without adding HOSTNAME=somehostname in the call, then you'll get an error, and the build will fail.
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Javascript foreach loop on associative array object
...ion(key, index) {
console.log(this[key]);
}, arr_jq_TabContents);
The callback function passed to .forEach() is called with each key and the key's index in the array returned by Object.keys(). It's also passed the array through which the function is iterating, but that array is not really useful...
What is the Swift equivalent to Objective-C's “@synchronized”?
...ty that you have with @synchronized.
– Michael Waterfall
Oct 23 '14 at 16:46
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With this approach...
Executing elements inserted with .innerHTML
...ad via src. The above script can be changed to check elem.src and conditionally set the src property of the created script element instead of setting its text content.
– Ryan Morlok
Nov 9 '15 at 15:27
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