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What can I do with a moved-from object?
...he standard define precisely what I can do with an object once it has been moved from? I used to think that all you can do with a moved-from object is do destruct it, but that would not be sufficient.
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How to change a PG column to NULLABLE TRUE?
How can I accomplish this using Postgres? I've tried the code below but it doesn't work:
1 Answer
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How can I split and parse a string in Python?
I am trying to split this string in python: 2.7.0_bf4fda703454
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Is gcc std::unordered_map implementation slow? If so - why?
We are developing a highly performance critical software in C++. There we need a concurrent hash map and implemented one. So we wrote a benchmark to figure out, how much slower our concurrent hash map is compared with std::unordered_map .
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Java Synchronized Block for .class
What does this java code mean? Will it gain lock on all objects of MyClass ?
4 Answers
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Which parts of Real World Haskell are now obsolete or considered bad practice?
In the chapter 19 of Real World Haskell a lot of the examples now fail due to the change of Control.Exception .
1 Answer...
PHP Timestamp into DateTime
Do you know how I can convert this to a strtotime, or a similar type of value to pass into the DateTime object?
4 Answer...
How to clear variables in ipython?
Sometimes I rerun a script within the same ipython session and I get bad surprises when variables haven't been cleared. How do I clear all variables?
And is it possible to force this somehow every time I invoke the magic command %run?
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Step out of current function with GDB
Those who use Visual Studio will be familiar with the Shift + F11 hotkey , which steps out of a function, meaning it continues execution of the current function until it returns to its caller, at which point it stops.
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Git update submodules recursively
My project struture
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