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How to avoid overflow in expr. A * B - C * D
... Since double has to allocate some bits for the exponent, it has a smaller range of possible values without loss of precision.
– Jim Garrison
Nov 5 '12 at 19:03
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Passing base64 encoded strings in URL
Is it safe to pass raw base64 encoded strings via GET parameters?
10 Answers
10
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C++ Object Instantiation
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Raw pointers are useful when you want auto_ptr-like semantics (transferring ownership), but retain the non-throwing swap operation, and don't want the overhead of reference counting. Edge case maybe, but useful.
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Difference between an API and SDK
...include these API's plus all the goodies that developers need other than a raw API, hence the "kit". So you're right about building something vs. using/consuming(+/controlling/interacting), but the distinction is otherwise muddled.
– Josh Sutterfield
Jan 19 '1...
Check if database exists in PostgreSQL using shell
...-f1 | grep -qxF "$DB_NAME"
The -t and -A options make sure the output is raw and not "tabular" or whitespace-padded output. Columns are separated by the pipe character |, so either the cut or the grep has to recognize this. The first column contains the database name.
EDIT: grep with -x to preven...
What is the difference between Swing and AWT?
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Because Swing tries to do everything possible in Java other than the very raw graphics routines provided by a native GUI window, it used to incur quite a performance penalty compared to AWT. This made Swing unfortunately slow to catch on. However, this has shrunk dramatically over the last several ...
What is the difference between XML and XSD?
...a reasonable thing to ask them for an actual sample request which would be raw XML with <QuoteResultID> etc etc.
– James Wilson
Jun 7 '16 at 13:45
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Writing Unicode text to a text file?
... collections import Counter
try: # use these if Python 2
unicode_chr, range = unichr, xrange
except NameError: # Python 3
unicode_chr = chr
exclude_categories = set(('Co', 'Cn'))
counts = Counter()
control_names = dict(enumerate(controlnames))
with io.open('unidata', 'w', encoding='utf-8')...
How to add test coverage to a private constructor?
...t? What is constructor? Shouldn't Constructor be parameterized and not a raw type?
– Adam Parkin
Mar 22 '13 at 18:41
2
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How do you install ssh-copy-id on a Mac?
...ou don't want to use Homebrew, you can use this Mac port:
curl -L https://raw.githubusercontent.com/beautifulcode/ssh-copy-id-for-OSX/master/install.sh | sh
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