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Using variables inside a bash heredoc
...text in a variable.
Name='Rich Ba$tard'
dough='$$$dollars$$$'
cat <<____HERE
$Name, you can win a lot of $dough this week!
Notice that \`backticks' need escaping if you want
literal text, not `pwd`, just like in variables like
\$HOME (current value: $HOME)
____HERE
Demo: https://ideone.com/...
Use RSA private key to generate public key?
...
– Francisco Albert
Jan 17 '18 at 17:06
1
It seems that the public exponent e is always 65537 0x01...
Where is the WPF Numeric UpDown control?
...Modifier="private" Margin="5,5,0,5" Width="50" Text="0" TextChanged="txtNum_TextChanged" />
<Button x:Name="cmdUp" x:FieldModifier="private" Margin="5,5,0,5" Content="˄" Width="20" Click="cmdUp_Click" />
<Button x:Name="cmdDown" x:FieldModifier="private" Margin="0,5,0,5" Conten...
Are there any O(1/n) algorithms?
...8 (8.3)
– kenj0418
Feb 28 '10 at 17:06
An algorithm consisting of zero steps is O(0). That's a very lazy algorithm.
...
Android studio, gradle and NDK
....
– Xavier Ducrohet
Jan 27 '15 at 0:06
2
My action was based upon how I was defining "integration...
Label Alignment in iOS 6 - UITextAlignment deprecated
...f UITextAlignmentCenter and a list of other replacements is below:
#ifdef __IPHONE_6_0 // iOS6 and later
# define UITextAlignmentCenter NSTextAlignmentCenter
# define UITextAlignmentLeft NSTextAlignmentLeft
# define UITextAlignmentRight NSTextAlignmentRight
# define UILineBreakM...
Copy constructor for a class with unique_ptr
How do I implement a copy constructor for a class that has a unique_ptr member variable? I am only considering C++11.
6 A...
SQL: deleting tables with prefix
How to delete my tables who all have the prefix myprefix_ ?
10 Answers
10
...
What is the use of “assert” in Python?
...eter.
As for disabling them, when running python in optimized mode, where __debug__ is False, assert statements will be ignored. Just pass the -O flag:
python -O script.py
See here for the relevant documentation.
share
...
Renaming table in rails
...ble :foo, :bar
– cam
Jan 8 '11 at 1:06
or you could use ActiveRecord::Migration.rename_table(:foo,:bar) if you were so...