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Difference between float and decimal data type
...most environments is a binary floating-point type. It can accurately store base-2 values (to a certain point), but cannot accurately store many base-10 (decimal) values. Floats are most appropriate for scientific calculations. They're not appropriate for most business-oriented math, and inappropriat...
Finding the index of elements based on a condition using python list comprehension
... enough data analysis and machine learning modeling. Indices of one tensor based on certain condition are used to filter another tensor.
– horaceT
Jul 16 '18 at 16:14
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How to convert `git:` urls to `http:` urls
...s://github.com/.insteadOf git://github.com/
Git documentation for url.<base>.insteadOf:
git config [--global] url.<base>.insteadOf <other_url>
Any URL that starts with this value will be rewritten to start, instead, with <base>. When more than one insteadOf strings match a ...
What is the difference between a cer, pvk, and pfx file?
...rtificate. These can be in "binary" (ASN.1 DER), or it can be encoded with Base-64 and have a header and footer applied (PEM); Windows will recognize either. To verify the integrity of a certificate, you have to check its signature using the issuer's public key... which is, in turn, another certific...
Command-line Unix ASCII-based charting / plotting tool
Is there a good command-line UNIX charting / graphing / plotting tool out there? I'm looking for something that will plot xy points on an ASCII graph.
...
How can I get dict from sqlite query?
...n the docs:
If returning a tuple doesn’t suffice
and you want name-based access to
columns, you should consider setting
row_factory to the highly-optimized
sqlite3.Row type. Row provides both
index-based and case-insensitive
name-based access to columns with
almost no memory over...
Polymorphism in C++
...<typename T>
void f(T& x) { x += 2; }
Virtual dispatch:
struct Base { virtual Base& operator+=(int) = 0; };
struct X : Base
{
X(int n) : n_(n) { }
X& operator+=(int n) { n_ += n; return *this; }
int n_;
};
struct Y : Base
{
Y(double n) : n_(n) { }
Y& ope...
How do I toggle an ng-show in AngularJS based on a boolean?
...
If based on click here it is:
ng-click="orderReverse = orderReverse ? false : true"
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TypeScript function overloading
...estricts us from creating such functions.
TypeScript supports overloading based on number of parameters, but the steps to be followed are a bit different if we compare to OO languages. In answer to another SO question, someone explained it with a nice example: Method overloading?.
Basically, what ...
Strange behavior for Map, parseInt [duplicate]
... ah that makes sense, so the 2nd number is trying to evaluate in base 1 and fails and the rest will just return the index? That makes sense. Thanks.
– Ben McCormick
Jan 25 '13 at 18:50
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