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How persistent is localStorage?
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70
Mozilla implements it like cookies:
DOM Storage can be cleared via "Tools -> Clear Recent Hi...
Is file append atomic in UNIX?
...12 bytes, though it could easily be larger (linux seems to have it set to 4096).
This assume that you're talking all fully POSIX-compliant components. For instance, this isn't true on NFS.
But assuming you write to a log file you opened in 'O_APPEND' mode and keep your lines (including newline) u...
What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
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edited Oct 25 '12 at 18:08
David
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answered May 2 '09 at 9:12
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How do I set the maximum line length in PyCharm?
...imum line length to 79 characters, as opposed to the default limit of 120 characters.
6 Answers
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ADT requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
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edited Mar 20 '14 at 15:50
community wiki
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Is having an 'OR' in an INNER JOIN condition a bad idea?
...ed of an immensely slow query (several minutes on two tables with only ~50,000 rows each, on SQL Server 2008 if it matters), I narrowed down the problem to an OR in my inner join, as in:
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HttpServletRequest - how to obtain the referring URL?
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edited Sep 28 '18 at 14:04
Simeon Leyzerzon
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an...
How to do a PUT request with curl?
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590
Using the -X flag with whatever HTTP verb you want:
curl -X PUT -d arg=val -d arg2=val2 localho...
When does invoking a member function on a null instance result in undefined behavior?
...rstand is why it's undefined behavior to dereference a null pointer. In C++03, there's actually a bit of ambiguity here.
Although "dereferencing a null pointer results in undefined behavior" is mentioned in notes in both §1.9/4 and §8.3.2/4, it's never explicitly stated. (Notes are non-normative....
NSDefaultRunLoopMode vs NSRunLoopCommonModes
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A run lo...