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what is the right way to treat Python argparse.Namespace() as a dictionary?
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@RaymondHettinger Okay, neat. I got that note from the /3/ version of the docs (on closer inspection, 3.1 to 3.4 including), so the correction is apparently missing there.
– user395760
Jun 2 '13 at 12:44
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Best JavaScript compressor [closed]
...e, etc.).
transforms foo["bar"] into foo.bar where possible
removes quotes from keys in object literals, where possible
resolves simple expressions when this leads to smaller code (1+3*4 ==> 13)
PS: Oh, it can "beautify" as well. ;-)
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When is a C++ destructor called?
...used part of its memory space.
Now, what happens when/if you erase an item from the vector? It can't just use delete -- that would release its entire block of memory; it needs to destroy one object in that memory without destroying any others, or releasing any of the block of memory it controls (for...
What does ~~ (“double tilde”) do in Javascript?
...gives:
NOT 4210 = 111111111111111111111111110101012 = -4310
This differs from Math.floor(-43.2) in that negative numbers are rounded toward zero, not away from it. (The floor function, which would equal -44, always rounds down to the next lower integer, regardless of whether the number is positive...
How do I “un-revert” a reverted Git commit?
... @JimmidyJoo I know i was 3 years late, I just wanted people coming here from a google search to see a better answer
– Stephan
Mar 2 '19 at 23:08
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pdftk compression option
... best out of all mentioned solutions for me. A few large images went down from 23MB to 1.4MB with by far the least quality loss.
– AerandiR
Feb 26 '13 at 5:19
1
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list.clear() vs list = new ArrayList(); [duplicate]
...olds onto memory, the other one throws out its memory and gets reallocated from scratch (with the default capacity). Which is better depends on whether you want to reduce garbage-collection churn or minimize the current amount of unused memory. Whether the list sticks around long enough to be moved ...
Refresh a page using PHP
...n the screen, like stock prices, but not use that information in a form or from javascript, perhaps use an iframe tag pointing to a page with just the information being updated, and with a delay appropriate to how current the information must be.
– Patanjali
Oc...
.NET 4.0 has a new GAC, why?
... the ability to store different versions of assemblies as long as they are from the same CLR. They do not want to break old applications.
See the following information in MSDN about the GAC changes in 4.0.
For example, if both .NET 1.1 and .NET 2.0 shared the same GAC, then a .NET 1.1 application,...
Limiting floats to two decimal points
...exactly. The command line is just showing you the full floating point form from memory.
With floating point representation, your rounded version is the same number. Since computers are binary, they store floating point numbers as an integer and then divide it by a power of two so 13.95 will be repr...