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Getting an “ambiguous redirect” error
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$ echo hello > "${NONEXISTENT}"
bash: : No such file or directory
Adding quotes around the variable seems to be a good way to deal with the "ambiguous redirect" message: You tend to get a better message when you've made a typing mistake -- and when the error is due to spaces in the filename...
Prevent flicker on webkit-transition of webkit-transform [duplicate]
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Community♦
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answered Oct 13 '10 at 8:21
rpittingrpitting
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Print an integer in binary format in Java
...milar method, BigInteger has an instance method where you can specify the radix.)
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CSS :not(:last-child):after selector
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immaimma
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Two-way encryption: I need to store passwords that can be retrieved
...e are some encryption schemes that are impossible to crack such as OneTimePad).
Where do I store the private key?
What I would do is use 3 keys. One is user supplied, one is application specific and the other is user specific (like a salt). The application specific key can be stored anywhere (in ...
Select all 'tr' except the first one
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By adding a class to either the first tr or the subsequent trs. There is no crossbrowser way of selecting the rows you want with CSS alone.
However, if you don't care about Internet Explorer 6, 7 or 8:
tr:not(:first-child) {
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Check folder size in Bash
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nbro
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answered May 21 '13 at 4:12
MingyuMingyu
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How to find path of active app.config file?
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Christopher Moore
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answered Apr 27 '09 at 14:18
Cédric RupCédric Rup
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When would you use a List instead of a Dictionary?
... on key - maintaining the hashtable used by Dictionary has a certain overhead.
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How to change Hash values?
...or, if you'd prefer to do it non-destructively, and return a new hash instead of modifying my_hash:
a_new_hash = my_hash.inject({}) { |h, (k, v)| h[k] = v.upcase; h }
This last version has the added benefit that you could transform the keys too.
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