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How to specify HTTP error code?
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This is all deprecated now, you should use res.sendStatus(401);.
– Cipi
Jun 16 '17 at 16:50
1
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Drawing an SVG file on a HTML5 canvas
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EDIT Dec 16th, 2019
Path2D is supported by all major browsers now
EDIT November 5th, 2014
You can now use ctx.drawImage to draw HTMLImageElements that have a .svg source in some but not all browsers. Chrome, IE11, and Safari work, Firefox works with some bugs (but nightly has fixed them...
Is putting a div inside an anchor ever correct?
... this in a project until I read the last line about HTML5, that's good to know, thanks.
– Elaine Marley
May 8 '12 at 14:34
16
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Should I call Close() or Dispose() for stream objects?
...of these classes. They've also defined a public method called Close() . Now that confuses me, as to what should I call once I'm done with objects? What if I call both?
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How do I include negative decimal numbers in this regular expression?
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I don't know why you need that first [0-9].
Try:
^-?\d*(\.\d+)?$
Update
If you want to be sure that you'll have a digit on the ones place, then use
^-?\d+(\.\d+)?$
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JavaScript curry: what are the practical applications?
...ve some logic that will be applied to two or more arguments, and you only know the value(s) for some of those arguments.
You can use partial application/currying to fix those known values and return a function that only accepts the unknowns, to be invoked later when you actually have the values yo...
What's the difference between SoftReference and WeakReference in Java?
...utilize free
memory for performance optimization, but don't risk an OOME.
Now for the [*]. Keeping a SoftReference can't cause an OOME in itself. If
on the other hand you mistakenly use SoftReference for a task a WeakReference is meant
to be used (namely, you keep information associated with an Obj...
How can I confirm a database is Oracle & what version it is using SQL?
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@Prokhozhii - We now use 19 so i can no longer confirm but I would appreciate it if you could provide additional explanation as select version from v$instance definitely works in Oracle 11 . See answer
How can I add a key/value pair to a JavaScript object?
...cket notation:
obj["key3"] = "value3";
The first form is used when you know the name of the property. The second form is used when the name of the property is dynamically determined. Like in this example:
var getProperty = function (propertyName) {
return obj[propertyName];
};
getProperty("...
__proto__ VS. prototype in JavaScript
...s: "This will work if f.__proto__ = g where g is the base class." I don't know if this has some meaning i don't understand, but if you were to add the properties and methods in that way, then when you used the new keyword to create an instance, the properties and methods wouldn't be copied over.
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