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When to use symbols instead of strings in Ruby?
..., mode: "ascii")
# removed for brevity
end
write(data: 123, file: "test.txt")
freeze to keep as a string and save memory
label = 'My Label'.freeze
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How do I remove the old history from a git repository?
...
123
Just create a graft of the parent of your new root commit to no parent (or to an empty commit,...
How do I profile memory usage in Python?
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123
This one has been answered already here: Python memory profiler
Basically you do something li...
Why is the asterisk before the variable name, rather than after the type?
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If you look at it another way, *myVariable is of type int, which makes some sense.
...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...ic function sin($angle) {
return ...;
}
}
$result = Math::sin(123);
Also, the :: operator (the Scope Resolution Operator, a.k.a Paamayim Nekudotayim) is used in dynamic context when you invoke a method/property of a parent class:
class Rectangle {
protected $x, $y;
public ...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...alues of 12abc will return abc, value of 1abc will return abc, value of abc123 will return "Not Matched" because the digits were not at the start of the string.
Private Sub simpleRegex()
Dim strPattern As String: strPattern = "^[0-9]{1,2}"
Dim strReplace As String: strReplace = ""
Dim r...
How to write very long string that conforms with PEP8 and prevent E501
...t will result in a tuple, not a string. ;)
– bugmenot123
Sep 18 '15 at 13:00
7
Isn't adding the +...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
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123
grep
Select-String cmdlet and -match operator work with regexes. Also you can directly ma...
Change default global installation directory for node.js modules in Windows?
... edited May 20 at 14:09
gls123
4,89922 gold badges2424 silver badges2626 bronze badges
answered Jan 19 '15 at 17:05
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Why does changing 0.1f to 0 slow down performance by 10x?
...1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6};
const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2.589,2.690};
float y[16];
for(int i=0;i<16;i++)
{
y[i]=x[i];
}
for(int j=0;j<9000000;j++)
{
fo...