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Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
...ys:
[...] Flowing off the end of a function is equivalent to a return with no value; this results in undefined behavior in a value-returning function. [...]
This means that the compiler is not obligated provide an error nor a warning usually because it can be difficult to diagnose in all cases...
Make xargs execute the command once for each line of input
... make xargs execute the command exactly once for each line of input given?
It's default behavior is to chunk the lines and execute the command once, passing multiple lines to each instance.
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Salting Your Password: Best Practices?
...tter when salting a password for hashing: prefix, or postfix? Why? Or does it matter, so long as you salt?
8 Answers
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Using MemoryStore in production
...follow
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edited Apr 25 '14 at 21:41
pixelfreak
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What is the purpose of double curly braces in React's JSX syntax?
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It's just an object literal inlined in the prop value. It's the same as
var obj = {__html: rawMarkup};
<span dangerouslySetInnerHTML={obj} />
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Underscore vs Double underscore with variables and methods [duplicate]
... E.g.
from M import *
does not import objects whose name starts with an underscore.
single_trailing_underscore_: used by convention to avoid conflicts with Python keyword, e.g.
Tkinter.Toplevel(master, class_='ClassName')
__double_leading_underscore: when naming a class attribute,...
What are the differences between django-tastypie and djangorestframework? [closed]
...hing like:
TastyPie
As Torsten noted, you're not going to go far wrong with something written by the same peeps as the awesome django-haystack. From what I've seen on their mailing list Daniel Lindsey et al are super-helpful, and Tastypie is stable, comprehensive and well documented
Excels in gi...
Java: Path vs File
For new applications written in Java 7, is there any reason to use a java.io.File object any more or can we consider it deprecated?
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Why can't strings be mutable in Java and .NET?
Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
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START_STICKY and START_NOT_STICKY
...ly relevant when the phone runs out of memory and kills the service before it finishes executing. START_STICKY tells the OS to recreate the service after it has enough memory and call onStartCommand() again with a null intent. START_NOT_STICKY tells the OS to not bother recreating the service again...