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Overriding == operator. How to compare to null? [duplicate]
... VS 2017 wants me to use the <i>is</i> operator now: left is null && right is null.
– Rhyous
Mar 31 '18 at 20:15
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How to make an element width: 100% minus padding?
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This is why we have box-sizing in CSS.
I’ve edited your example, and now it works in Safari, Chrome, Firefox, and Opera. Check it out: http://jsfiddle.net/mathias/Bupr3/
All I added was this:
input {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: bor...
Nullable Foreign Key bad practice?
Let's say you have a table Orders with a foreign key to a Customer Id. Now, suppose you want to add an Order without a Customer Id, (whether that should be possible is another question) you would have to make the foreign key NULL... Is that bad practice or would you rather work with a link table bet...
How do I read image data from a URL in Python?
...8.0. Just use Image.open(response.raw). PIL automatically checks for that now and does the BytesIO wrapping under the hood. From: pillow.readthedocs.io/en/3.0.x/releasenotes/2.8.0.html
– Vinícius M
Feb 6 at 15:21
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How to write inline if statement for print?
...ilarly when you write
x = a if b else 0
it means
x = (a if b else 0)
Now what would it print/assign if there was no else clause? The print/assignment is still there.
And note, that if you don't want it to be there, you can always write the regular if statement on a single line, though it's le...
What does the PHP error message “Notice: Use of undefined constant” mean?
...sage is due to the unfortunate fact that PHP will implicitly declare an unknown token as a constant string of the same name.
That is, it's trying to interpret this (note the missing quote marks):
$_POST[department]
The only valid way this would be valid syntax in PHP is if there was previously ...
How to reset radiobuttons in jQuery so that none is checked
...y value. You will see an alert");
}
Note 2: As of jQuery 1.6.0, there are now two similar methods, .attr and .prop that do two related but slightly different things. If in this particular case, the advice provide above works if you use 1.6.1+. The above will not work with 1.6.0, if you are using 1....
How to style UITextview to like Rounded Rect text field?
...View.clipsToBounds = YES;
It only works on OS 3.0 and above, but I guess now it's the de facto platform anyway.
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Select all contents of textbox when it receives focus (Vanilla JS or jQuery)
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Also just for extra info: "input[type=text]" now can be "input:text" regards
– Ricardo Vega
Jan 26 '09 at 22:29
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How do I move a file with Ruby?
...e cases you may want to restrict to the same partition, as I'm doing right now to ensure an atomic operation.
– Zorg
Dec 4 '16 at 16:32
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