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How to get record created today by rails activerecord?
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@evanrmurphy can/should you revise your comment from "Rails 3 only" to "Rails 3 and greater"?
– kaichanvong
Feb 11 '14 at 6:10
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Input and output numpy arrays to h5py
...nning in interactive mode (because otherwise one risks to get an exception from h5py about an already open file when one reruns the same code without properly closing in the first attempt)
– Andre Holzner
Sep 21 '17 at 8:11
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scopes with lambda and arguments in Rails 4 style?
...re using the old style in Rails 4.2 was returning incorrect boolean values from the database. It may not be officially deprecated, but using the updated syntax fixed the issue.
– stevenspiel
May 13 '15 at 19:26
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Bash script to set up a temporary SSH tunnel
...at my-ctrl-socket will be an actual file that is created.
I got this info from a very RTFM reply on the OpenSSH mailing list.
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Code Golf: Collatz Conjecture
...ther entry, and moved my code here, and incorporated yet more of the ideas from these comments. Increased to 76 characters, but does input and output.
– MtnViewMark
Mar 8 '10 at 14:52
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How can I verify if a Windows Service is running
...boots, this service typically takes some time to start. I'd like to check, from my code, if the service is running. How can I accomplish this?
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Why do you have to call .items() when iterating over a dictionary in Python?
...ng if one sense of in (the loop clause) had a completely different meaning from the other (the presence check)? I sure would! It naturally works that way for lists, sets, tuples, ...
So, when C is a dictionary, if in were to yield key/value tuples in a for loop, then, by the principle of least as...
Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
...t anyone would end up here... but on the other hand I myself ended up here from googling something vaguely-related.
– MichaelChirico
Feb 10 '16 at 16:38
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When should I use perror(“…”) and fprintf(stderr, “…”)?
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Perror function take more time to perform execution call goes from user space to kernal space wheras fprintf calls goest to api to kernal
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why unaligned apk is needed?
...ed) APK is needed because signing an aligned apk will undo the alignment.
From the docs:
Caution: zipalign must only be performed after the .apk file has been signed with your private key. If you perform zipalign before signing, then the signing procedure will undo the alignment.
See this ans...