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Sequelize Unknown column '*.createdAt' in 'field list'
...sequelize = new Sequelize('sequelize_test', 'root', null, {
host: "127.0.0.1",
dialect: 'mysql',
define: {
timestamps: false
}
});
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Why are functions in Ocaml/F# not recursive by default?
...uence in OCaml:
let shannon fold p =
let p x = p x *. log(p x) /. log 2.0 in
let p t x = t +. p x in
-. fold p 0.0
Note how the argument p to the higher-order shannon function is superceded by another p in the first line of the body and then another p in the second line of the body.
Conver...
Check if a row exists, otherwise insert
... things can overbook a flight, as it will insert a new row when there are 10 tickets max and you are booking 20.
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static function in C
...t); /* prototype */
int f2(int); /* prototype */
int main(void) {
f1(10); /* ok, f1 is visible to the linker */
f2(12); /* nope, f2 is not visible to the linker */
return 0;
}
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Is there a performance difference between i++ and ++i in C?
...
406
Executive summary: No.
i++ could potentially be slower than ++i, since the old value of i
mig...
Trigger change event using jquery
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answered May 11 '12 at 8:04
JosephJoseph
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Chaining multiple MapReduce jobs in Hadoop
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answered Mar 24 '10 at 22:31
Binary NerdBinary Nerd
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Saving and Reading Bitmaps/Images from Internal memory in Android
... OutputStream
bitmapImage.compress(Bitmap.CompressFormat.PNG, 100, fos);
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
fos.close();
} catch (IOException e) {
e.printStackTrace();
...
JavaScript displaying a float to 2 decimal places
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10 Answers
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iOS 7 sizeWithAttributes: replacement for sizeWithFont:constrainedToSize
...undingRectWithSize:options:attributes:context is
// available only on ios7.0 sdk.
CGRect rect = [textToMeasure boundingRectWithSize:CGSizeMake(width, CGFLOAT_MAX)
options:NSStringDrawingUsesLineFragmentOrigin
attributes...