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Consequences of using graft in Mercurial
... like this, it's clear that we can merge D and F.
Merging is a matter of "completing the diamond". So we find a new state M that is a mix of D and F and where the difference from D to M is similar to +f and the difference from F to M is similar to -e. It looks like this:
-e +f'
.---- D -...
Mongoose indexing in production code
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I've never understood why the Mongoose documentation so broadly recommends disabling autoIndex in production. Once the index has been added, subsequent ensureIndex calls will simply see that the index already exists and then return. So it only has an effect on performance when you're firs...
Set Locale programmatically
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After changing androidx.appcompat:appcompat: version from 1.0.2 to 1.1.0 not working on android 7, but working on android 9.
– Bek
Sep 11 '19 at 4:24
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How can I split and parse a string in Python?
...(). The usage is similar to the last example, except that it returns three components instead of two. The principal advantage is that this method doesn't fail if the string doesn't contain the separator.
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Do c++11 lambdas capture variables they don't use?
...bda]/11:
If a lambda-expression has an associated capture-default and its compound-statement odr-uses this or a variable with automatic storage duration and the odr-used entity is not explicitly captured, then the odr-used entity is said to be implicitly captured.
Your lambda expression has an as...
What is std::string::c_str() lifetime?
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The c_str() result becomes invalid if the std::string is destroyed or if a non-const member function of the string is called. So, usually you will want to make a copy of it if you need to keep it around.
In the case of your example, it appears ...
How to synchronize a static variable among threads running different instances of a class in Java?
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Using lambda expressions for event handlers
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There are no performance implications since the compiler will translate your lambda expression into an equivalent delegate. Lambda expressions are nothing more than a language feature that the compiler translates into the exact same code that you are used to working with....
Cannot pass null argument when using type hinting
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