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Error: free(): invalid next size (fast):
... you have a memory error. You may be trying to free a pointer that wasn't allocated by malloc (or delete an object that wasn't created by new) or you may be trying to free/delete such an object more than once. You may be overflowing a buffer or otherwise writing to memory to which you shouldn't be...
jQuery deferreds and promises - .then() vs .done()
...n't see the difference between using .then() & .done() for successful callbacks. I know Eric Hynds mentions that .done() and .success() map to the same functionality but I'm guessing so does .then() as all the callbacks are all invoked on a completion of a successful operation.
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What do @, - and + do as prefixes to recipe lines in Make?
...cuted.
- means ignore the exit status of the command that is executed (normally, a non-zero exit status would stop that part of the build).
+ means 'execute this command under make -n' (or 'make -t' or 'make -q') when commands are not normally executed. See also the POSIX specification for make and ...
Return 0 if field is null in MySQL
...ou show why Kevin's example in the comment is wrong and what it should actually be?
– Michael
Aug 10 '16 at 13:44
than...
For every character in string
...ell, OK, it has no encoding, however given the ubiquity of utf8 now (especially on the web) and the fact that one might want a single consistent encoding throughout a pipeline or application, for the basis of this discussion my std::strings are all utf8 :p.
– Robinson
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Looping over a list in Python
I have a list with sublists in it. I want to print all the sublists with length equal to 3.
4 Answers
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How do I install a NuGet package into the second project in a solution?
I'm currently working on a solution that initially contained one project ( My.First.Project.Name ). I've installed Castle Windsor by executing:
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Random record in ActiveRecord
...ed Sep 24 '14 at 20:13
Jonathan Allard
15.9k99 gold badges4949 silver badges7070 bronze badges
answered May 2 '10 at 12:09
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Change directory command in Docker?
... && \
rm -f treeio.zip && cd treeio && pip install -r requirements.pip
Because of the use of '&&', it will only get to the final 'pip install' command if all the previous commands have succeeded.
In fact, since every RUN creates a new commit & (currently) a...
How to Apply global font to whole HTML document
... want to make it have the same font-family and the same text-size ignoring all inner formatting of text.
6 Answers
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