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schema builder laravel migrations unique on two columns
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edited Nov 13 '17 at 15:32
Chuck Le Butt
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Start an Activity with a parameter
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511
Put an int which is your id into the new Intent.
Intent intent = new Intent(FirstActivity.this...
How can I create a Set of Sets in Python?
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121
Python's complaining because the inner set objects are mutable and thus not hashable. The solu...
Common xlabel/ylabel for matplotlib subplots
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218
This looks like what you actually want. It applies the same approach of this answer to your spe...
Which commit has this blob?
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107
Both of the following scripts take the blob’s SHA1 as the first argument, and after it, opti...
Why is not in HTML 5 Tag list while is?
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194
Remember, the tags are meant to be semantic, not presentational. There is such a thing in Engl...
How to nicely format floating numbers to String without unnecessary decimal 0?
...ng)d);
else
return String.format("%s",d);
}
Produces:
232
0.18
1237875192
4.58
0
1.2345
And does not rely on string manipulation.
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Is there any performance gain in indexing a boolean field?
I'm just about to write a query that includes a WHERE isok=1 . As the name implies, isok is a boolean field (actually a TINYINT(1) UNSIGNED that is set to 0 or 1 as needed).
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jQuery - checkbox enable/disable
...ange your markup slightly:
$(function() {
enable_cb();
$("#group1").click(enable_cb);
});
function enable_cb() {
if (this.checked) {
$("input.group1").removeAttr("disabled");
} else {
$("input.group1").attr("disabled", true);
}
}
<script src="https://cdnjs.clou...