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Why do I get a warning every time I use malloc?
...hat, the compiler thinks you want to define your own function named malloc and it warns you because:
You don't explicitly declare it and
There already is a built-in function by that name which has a different signature than the one that was implicitly declared (when a function is declared implicit...
Git branch diverged after rebase
...se, you're changing the parent of the oldest local commit on your branch - and thus changing the commit hashes of all of your local commits, since this change bubbles up through the commits transitively.
Since you'd already pushed the branch, you should have merged in the source branch, rather than...
What is the ideal data type to use when storing latitude / longitude in a MySQL database?
... MYSQL Spatial is a good option, but still has significant limits and caveats (as of 6). Please see my answer below...
– James Schek
Oct 2 '08 at 15:43
1
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A good book for learning D3.js [closed]
I saw D3.js and I was interested so I bought this book ! I may be wrong, however I found it un-fulfilling.
3 Answers
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Using logging in multiple modules
...logging
logger = logging.getLogger(__name__)
near the top of the module, and then in other code in the module do e.g.
logger.debug('My message with %s', 'variable data')
If you need to subdivide logging activity inside a module, use e.g.
loggerA = logging.getLogger(__name__ + '.A')
loggerB = l...
Loop inside React JSX
... as an argument – leading to a syntax error.
But you can make an array, and then pass that in as an argument:
var rows = [];
for (var i = 0; i < numrows; i++) {
rows.push(ObjectRow());
}
return tbody(rows);
You can use basically the same structure when working with JSX:
var rows = []...
Scala Programming for Android
I have followed the tutorial at Scala and Android with Scala 2.7.3 final. The resulting Android App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of mem...
Regex to match only letters
...
Use a character set: [a-zA-Z] matches one letter from A–Z in lowercase and uppercase. [a-zA-Z]+ matches one or more letters and ^[a-zA-Z]+$ matches only strings that consist of one or more letters only (^ and $ mark the begin and end of a string respectively).
If you want to match other letters...
In Rails - is there a rails method to convert newlines to ?
...
Yes, rails has simple_format which does exactly what you are looking for, and slightly better since it also adds paragraph tags. See
http://api.rubyonrails.org/classes/ActionView/Helpers/TextHelper.html#method-i-simple_format
Example:
simple_format(mystring)
Note that simple_format allows ba...
Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?
...s probably the least useful thing... i always have multiple windows opened and arranged on screen so i can see multiple things at once... usually a different layout on every space.
– prodigitalson
Jul 6 '11 at 15:38
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