... have a long-running script which, if let to run long enough, will consume all the memory on my system. 9 Answers ...

... One would guess the portable ls -ln FILE | { read _ _ _ _ size _ && echo "$size"; } needs not fork for the second step of the pipeline, as it uses just built-ins, but Bash 4.2.37 on Linux forks twice (still only one execve, though). – Palec ...

...ay prefer to use a generalized getter method like so: class Test: def __init__(self): self.attr1 = 1 self.attr2 = 2 def get(self,varname): return getattr(self,varname) t = Test() x = "attr1" print ("Attribute value of {0} is {1}".format(x, t.get(x))) Outputs: At...

... ax.title.set_text('My Plot Title') seems to work too. fig = plt.figure() ax1 = fig.add_subplot(221) ax2 = fig.add_subplot(222) ax3 = fig.add_subplot(223) ax4 = fig.add_subplot(224) ax1.title.set_text('First Plot') ax2.title.set_text('Se...

...tials'; } (In case you are still using legacy 5.3.7 or newer you can install ircmaxell/password_compat to have access to the build-in functions) Improving upon salted hashes: add pepper If you want extra security, the security folks now (2017) recommend adding a 'pepper' to the (automatically)...

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