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How to deal with floating point number precision in JavaScript?
...bers like 1/10 without realizing that they wouldn't even blink at the same error if it occurred with 1/3.
If the first point really applies to you, use BigDecimal for JavaScript, which is not elegant at all, but actually solves the problem rather than providing an imperfect workaround.
...
Linux equivalent of the Mac OS X “open” command [closed]
...en &>/dev/null' yields approximately the desired behavior (although errors from xdg-open itself (as opposed to just the launched program) would also be silenced, which is undesirable).
– Max Nanasy
Nov 16 '12 at 10:04
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Case conventions on element names?
... and not for the XSLT parser. However since this will often not produce an error, using 'lowercase with hyphens' as a standard is asking for trouble, IMHO.
Some pertinent examples:
<a>1</a><b>1</b>
<xsl:value-of select="a+b"/>
outputs 2, as expected
<a>1</a&...
Any gotchas using unicode_literals in Python 2.6?
..."one.py", line 5, in <module>
print name + two.name
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 4: ordinal not in range(128)
In this example, two.name is an utf-8 encoded string (not unicode) since it did not import unicode_literals, and one.name is an unicode st...
How do I auto-reload a Chrome extension I'm developing?
...ws://' + LIVERELOAD_HOST + LIVERELOAD_PORT + '/livereload');
connection.onerror = function (error) {
console.log('reload connection got error:', error);
};
connection.onmessage = function (e) {
if (e.data) {
var data = JSON.parse(e.data);
if (data && data.command === 'reload') ...
Placeholder Mixin SCSS/CSS
... @RickM It was reverted because the modifications you made don't compile (error: Base-level rules cannot contain the parent-selector-referencing character '&'.). This creates the exact output the OP is looking for, the answer you claim is "correct" does not.
– cimmanon
...
PDO closing connection
...r a number of other reasons. When connecting or running a query, catch any error, and if it is "MySQL has gone away", attempt to connect again or run the query a second time.
– Frank Forte
Dec 14 '17 at 20:50
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How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
..., run:
$ java -d64 -version
If it's not a 64-bit JVM, you'll get this:
Error: This Java instance does not support a 64-bit JVM.
Please install the desired version.
Similarly, to check for a 32-bit JVM, run:
$ java -d32 -version
If it's not a 32-bit JVM, you'll get this:
Error: This Java in...
How does interfaces with construct signatures work?
...tructor (public name: string, count: number) {
}
}
makeObj(Other); // Error! Other's constructor doesn't match StringConstructable
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Python nested functions variable scoping [duplicate]
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When I run your code I get this error:
UnboundLocalError: local variable '_total' referenced before assignment
This problem is caused by this line:
_total += PRICE_RANGES[key][0]
The documentation about Scopes and Namespaces says this:
A special ...