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Setting variable to NULL after free
...you right away what the error is.
For local variables, it may be a little bit pointless if it is "obvious" that the pointer isn't accessed anymore after being freed, so this style is more appropriate for member data and global variables. Even for local variables, it may be a good approach if the fu...
How to clear MemoryCache?
... using chained memorycache monitors and guids but it was starting to get a bit ugly as I tried to tighten up the functionality.
– Chao
Apr 14 '14 at 16:15
7
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External template in Underscore
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Hello, may you explain a little bit more about "compiles and caches templates"? When I tried to call the render function it doesn't added the tmpl_data to return value, it just passed it like it is. I had to call "Handlebars.compile" method after that. Than...
GOBIN not set: cannot run go install
...st be an absolute path :(
– lee
Dec 10 '17 at 4:27
@lee Did you use .. or ~ in the path you specified? I got that erro...
Check if object value exists within a Javascript array of objects and if not add a new object to arr
...ed
It will guarantee the IDs uniqueness, but will make this array look a bit strange if some elements will be taken off its end.
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Fill SVG path element with a background-image
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<defs>
<pattern id="img1" patternUnits="userSpaceOnUse" width="100" height="100">
<image href="wall.jpg" x="0" y="0" width="100" height="100" />
</pattern>
</defs>
Adjust the width and height according to your image, then reference it from the path like this:
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Proper use of beginBackgroundTaskWithExpirationHandler
I'm a bit confused about how and when to use beginBackgroundTaskWithExpirationHandler .
5 Answers
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How do I force a DIV block to extend to the bottom of a page even if it has no content?
...d to make it work with all browsers you will have to mess around with it a bit.
This site has some excellent examples:
http://www.brunildo.org/test/html_body_0.html
http://www.brunildo.org/test/html_body_11b.html
http://www.brunildo.org/test/index.html
I also recommend going to http://quirksmode....
GitHub pages are not updating
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Would you please expand on this a bit? What did you have to change to make it work? Or did you have to remove a CNAME file that was there? Thanks!
– cxw
Aug 7 '15 at 2:48
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What's wrong with nullable columns in composite primary keys?
...e discussing "enterprise" RDMBSs), but comparison results can vary quite a bit when you throw a NULL into the mix -- because NULL == "don't know" so all results of a comparison involving a NULL wind up being NULL since you can't know something that is unknown. DANGER! Think carefully about that: thi...