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How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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How can I get nth element from a list?
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Personally I can't comprehend how an at-index accessor that doesn't return a Maybe type is acceptable as idiomatic Haskell. [1,2,3]!!6 will give you a runtime error. It could very easily be avoided if !! had the type [a] -> Int ...
JavaScript listener, “keypress” doesn't detect backspace?
...s invoked only for character (printable) keys, KeyDown event is raised for all including nonprintable such as Control, Shift, Alt, BackSpace, etc.
UPDATE:
The keypress event is fired when a key is pressed down and that key normally produces a character value
Reference.
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How to rsync only a specific list of files?
... for me using the --include-from option. Without the --exclude="*" option, all the files in the directory are being synced, with the option, no files are.
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SQLAlchemy default DateTime
... This isn't right. The timestamp at model load will be used for all new records rather than the time the record is added.
– SkyLeach
Feb 9 '16 at 16:18
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What is external linkage and internal linkage?
... a translation unit. This is the source file from your implementation plus all the headers you #included in it.
Internal linkage refers to everything only in scope of a translation unit.
External linkage refers to things that exist beyond a particular translation unit. In other words, accessible ...
jQuery Selector: Id Ends With?
...:inpTest"). This does not $("[id$='inpTest']"). Is it because colon is not allowed in ID (but JSF adds it!)?
– Panu Haaramo
Apr 26 '14 at 10:16
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How to identify server IP address in PHP
... This is NOT the server address! This is the address the remote browser calls the server, which is under control of the remote user. Use the answer by John K instead
– Ariel
Feb 12 '15 at 10:36
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What's the need of array with zero elements?
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This is a way to have variable sizes of data, without having to call malloc (kmalloc in this case) twice. You would use it like this:
struct bts_action *var = kmalloc(sizeof(*var) + extra, GFP_KERNEL);
This used to be not standard and was considered a hack (as Aniket said), but it was s...
Convert a PHP object to an associative array
...e Typecasting with (array) and (object) works reliably and the same across all versions since PHP 4.3. See 3v4l.org/X6lhm. If you get a syntax error, you did something wrong.
– Gordon
Nov 30 '15 at 10:26
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