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How to check whether mod_rewrite is enable on server?
...Otherwise, if mod-rewrite is disabled , you will get a 500 Internel server error.
Hope this helps.
Displaying the build date
...sions of C# (for good reasons). Good read: blog.paranoidcoding.com/2016/04/05/… and here's answer related to .NET Core (TLDR: "it's by design"): developercommunity.visualstudio.com/content/problem/35873/…
– Paweł Bulwan
Dec 12 '17 at 9:57
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What is the difference between a field and a property?
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answered Nov 17 '08 at 9:05
community wiki
dan...
Removing all empty elements from a hash / YAML?
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This will throw a NoMethodError if v is nil.
– Jerrod
Nov 10 '15 at 17:26
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How does Stack Overflow generate its SEO-friendly URLs?
What is a good complete regular expression or some other process that would take the title:
21 Answers
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Create directory if it does not exist
... forcing them does not clear out existing contents, it only suppresses the error message saying it's already created. This command will also create any intervening folders necessary, and the contents of those folders are also safe if they already exist.
– John Neuhaus
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Converting a Java collection into a Scala collection
Related to Stack Overflow question Scala equivalent of new HashSet(Collection) , how do I convert a Java collection ( java.util.List say) into a Scala collection List ?
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Python function global variables?
I know I should avoid using global variables in the first place due to confusion like this, but if I were to use them, is the following a valid way to go about using them? (I am trying to call the global copy of a variable created in a separate function.)
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How to get the position of a character in Python?
...the search string isn't found. find() returns -1 and index() raises ValueError.
Using find()
>>> myString = 'Position of a character'
>>> myString.find('s')
2
>>> myString.find('x')
-1
Using index()
>>> myString = 'Position of a character'
>>> my...
How do I use grep to search the current directory for all files having the a string “hello” yet disp
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grep -l hello **/*.{h,cc}
You might want to shopt -s nullglob to avoid error messages if there are no .h or no .cc files.
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