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How do I parse a string with a decimal point to a double?
...lso use customized regional settings where I changed the decimal separator from ',' to '.' and list separator from ';' to ','. You know, cause csv... Good luck to us all writing multi-culture apps ;)
– Steven Spark
Jun 22 '18 at 13:15
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How do you keep parents of floated elements from collapsing? [duplicate]
... is floated, its parent no longer contains it because the float is removed from the flow. You can use 2 methods to fix it:
{ clear: both; }
clearfix
Once you understand what is happening, use the method below to “clearfix” it.
.clearfix:after {
content: ".";
display: block;
clea...
Visibility of global variables in imported modules
...1.py:
import shared_stuff
def f():
print shared_stuff.a
Don't use a from import unless the variable is intended to be a constant. from shared_stuff import a would create a new a variable initialized to whatever shared_stuff.a referred to at the time of the import, and this new a variable woul...
CentOS 64 bit bad ELF interpreter
....0-2.fc15.i686 : X.Org X11 SM runtime library
Repo : fedora
Matched from:
Filename : /usr/lib/libSM.so.6
In this example the name of the package is libSM and the name of the 32bit version of the package is libSM.i686.
You can then install the package to grab the requisite library using ...
How to export plots from matplotlib with transparent background?
...tps%3a%2f%2fstackoverflow.com%2fquestions%2f15857647%2fhow-to-export-plots-from-matplotlib-with-transparent-background%23new-answer', 'question_page');
}
);
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How do I format a Microsoft JSON date?
...ions, and I think this is when an exception applies. The JSON date numbers from .NET never have a leading "0", so we can safely leave out the radix.
– Roy Tinker
Dec 20 '12 at 17:49
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Adding two numbers concatenates them instead of calculating the sum
...hey are actually strings, not numbers. The easiest way to produce a number from a string is to prepend it with +:
var x = +y + +z;
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Any way to exit bash script, but not quitting the terminal
...
Yes; you can use return instead of exit. Its main purpose is to return from a shell function, but if you use it within a source-d script, it returns from that script.
As §4.1 "Bourne Shell Builtins" of the Bash Reference Manual puts it:
return [n]
Cause a shell function to exit wi...
Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
... the type of E1, except that E1 is evaluated only once.
An example cited from §15.26.2
[...] the following code is correct:
short x = 3;
x += 4.6;
and results in x having the value 7 because it is equivalent to:
short x = 3;
x = (short)(x + 4.6);
In other words, your assumption is ...
Rails params explained?
Could anyone explain params in Rails controller: where they come from, and what they are referencing?
5 Answers
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