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General guidelines to avoid memory leaks in C++ [closed]
...ith what it was doing. Lots of times, your "posting" stuff to some other thread for work to be done AFTER the creating scope is finished. This is common with PostThreadMessage in Win32:
void foo()
{
boost::shared_ptr<Object> obj(new Object());
// Simplified here
PostThreadMessage(....
Checking for a dirty index or untracked files with Git
... warning: git diff --shortstat will give a false negative if changes are already in the index.
– Marko Topolnik
Mar 21 '13 at 16:13
4
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Static Vs. Dynamic Binding in Java
...s Dynamic Polymorphism or simply Polymorphism or Dynamic Binding.
You can read it more details on my article How Does JVM Handle Method Overloading and Overriding Internally.
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What is “thread local storage” in Python, and why do I need it?
In Python specifically, how do variables get shared between threads?
5 Answers
5
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Can someone explain the traverse function in Haskell?
...ional fmap, because inside the function you need to access the database to read the usernames (which requires an effect -- in this case, using the IO monad).
The signature of traverse is:
traverse :: (Traversable t, Applicative f) => (a -> f b) -> t a -> f (t b)
With traverse, you ca...
What does yield mean in PHP?
...ou get a parse error from that code, update your PHP.
Sources and further reading:
Official docs
The original RFC
kelunik's blog: An introduction to generators
ircmaxell's blog: What generators can do for you
NikiC's blog: Cooperative multitasking using coroutines in PHP
Co-operative PHP Multitas...
Disable soft keyboard on NumberPicker
...
After reading through the com/android/internal/widget/NumberPicker.java source code i got to the following solution:
// Hide soft keyboard on NumberPickers by overwriting the OnFocusChangeListener
OnFocusChangeListener fcl = new O...
In git, is there a way to show untracked stashed files without applying the stash?
...all untracked files (with content):
git show stash@{0}^3
These commands read the last (most recent) stash. For earlier stashes, increment the number behind the "stash@", for example stash@{2} for the second from the last stash.
The reason this works is that git stash creates a merge commit for e...
Python class inherits object
...ment) I am not 101% sure about this point (wether all builtin types were already converted to new-style classes when new-style classes were introduced) - I might just be plain wrong, or this might only have concerned some of the standard lib's (but not builtin) types. But yet I think it should be be...
How does this milw0rm heap spraying exploit work?
I usually do not have difficulty to read JavaScript code but for this one I can’t figure out the logic. The code is from an exploit that has been published 4 days ago. You can find it at milw0rm .
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