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Usage of sys.stdout.flush() method
... call to sys.stdout.flush() to get the buffer to display as the script is executing.
– Bacon Bits
Apr 25 '16 at 4:35
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Check whether a variable is a string in Ruby
... and kind_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X # true
...
How to make Visual Studio copy a DLL file to the output directory?
I have a Visual Studio C++ project that relies on an external DLL file. How can I make Visual Studio copy this DLL file automatically into the output directory (debug/release) when I build the project?
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How to compile python script to binary executable
I need to convert a Python script to a Windows executable.
3 Answers
3
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Vertically align text next to an image?
...ce it's all in one line, it's really the image you want aligned, not the text.
<!-- moved "vertical-align:middle" style from span to img -->
<div>
<img style="vertical-align:middle" src="https://placehold.it/60x60">
<span style="">Works.</span>
</div>...
Looking for a 'cmake clean' command to clear up CMake output
...ugh directories removing files like cmake_install.cmake and CMakeCache.txt , and the CMakeFiles folders.
21 Answers
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Akka Kill vs. Stop vs. Poison Pill?
...question of Akka - I'm reading over Akka Essentials, could someone please explain the difference between Akka Stop/Poison Pill vs. Kill ? The book offers just a small explaination "Kill is synchronous vs. Poison pill is asynchronous." But in what way? Does the calling actor thread lock during this t...
Should we pass a shared_ptr by reference or by value?
...tures, or between different threads).
Unless you can move-optimise it as explained by Scott Meyers in the talk video linked above, but that is related to actual version of C++ you can use.
A major update to this discussion has happened during GoingNative 2012 conference's Interactive Panel: Ask Us...
Convert int to ASCII and back in Python
...123456789'
nchars = len(s)
# string to int or long. Type depends on nchars
x = sum(ord(s[byte])<<8*(nchars-byte-1) for byte in range(nchars))
# int or long to string
''.join(chr((x>>8*(nchars-byte-1))&0xFF) for byte in range(nchars))
Yields '0123456789' and x = 22758109892968359442...
Difference between rake db:migrate db:reset and db:schema:load
...eletes the database
db:schema:load creates tables and columns within the (existing) database following schema.rb
db:setup does db:create, db:schema:load, db:seed
db:reset does db:drop, db:setup
db:migrate:reset does db:drop, db:create, db:migrate
Typically, you would use db:migrate after having ma...