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How do I copy folder with files to another folder in Unix/Linux? [closed]
I am having some issues to copy a folder with files in that folder into another folder. Command cp -r doesn't copy files in the folder.
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nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
All of a sudden I am getting the below nginx error
17 Answers
17
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Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied
How to I get mongo to use a mounted drive on ec2? I really do not understand. I attached a volume on ec2 formatted the drive as root and start as root and yet as root I cant access? I am running on ubuntu 12.04. No other mongo is running
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How do I restart a WPF application? [duplicate]
How can I restart a WPF Application?
In windows Forms I used
8 Answers
8
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In an array of objects, fastest way to find the index of an object whose attributes match a search
...y your criteria. For example: function hashf(el) { return String(el.id) + "_" + String(el.name); }. This is just a hint: elementPos = array.map(hashf(x)).indexOf(hash({id:3, name:'Pablo'})); Obviously, the hash function I provide is not valid for all cases since '_' could form part of your values bu...
How to check whether an array is empty using PHP?
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answered Feb 7 '10 at 5:32
Tyler CarterTyler Carter
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How to remove specific elements in a numpy array
... 'delete'
– munmunbb
Jun 6 '17 at 4:32
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@IngviGautsson No, your comment is misleading. This work...
Python base64 data decode
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import base64
coded_string = '''Q5YACgA...'''
base64.b64decode(coded_string)
worked for me. At the risk of pasting an offensively-long result, I got:
>>> base64.b64decode(coded_string)
2: 'C\x96\x00\n\x00\x00\x00\x00C\x96\x00\x1b\x0...
Do I cast the result of malloc?
...zeof first, in this case, ensures multiplication is done with at least size_t math.
Compare: malloc(sizeof *sieve * length * width) vs. malloc(length * width * sizeof *sieve) the second may overflow the length * width when width and length are smaller types than size_t.
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Load resources from relative path using local html in uiwebview
I have a very simple iOS app with a uiwebview loading a very simple test page (test.html):
8 Answers
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