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C++ performance vs. Java/C#
...p of a virtual machine which abstracts away the native architecture. Logically it would seem impossible for Java or C# to match the speed of C++ because of this intermediate step, however I've been told that the latest compilers ("hot spot") can attain this speed or even exceed it.
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What is a “feature flag”?
...g the feature disabled/toggled until it's completed. We often use what we call a 'dev cookie' to show uncompleted features to just the dev team. This way we can test partially completed work in production (oh yeh! is there better integration?) over multiple releases/deployments before we 'untoggle' ...
how do i remove a comma off the end of a string?
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Thank you, I was doing this with substr, strlen,... all my life
– Farhad
Apr 15 '15 at 17:59
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How does delete[] know it's an array?
Alright, I think we all agree that what happens with the following code is undefined, depending on what is passed,
16 Answe...
Git status shows files as changed even though contents are the same
...e from Git's index.
git rm --cached -r .
Rewrite the Git index to pick up all the new line endings.
git reset --hard
Note that step 2 may remove your local changes.
Solution was part of steps described on git site
https://help.github.com/articles/dealing-with-line-endings/
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Git: Cannot see new remote branch
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First, double check that the branch has been actually pushed remotely, by using the command git ls-remote origin. If the new branch appears in the output, try and give the command git fetch: it should download the branch references from the remote repository.
If your remot...
How do I display the current value of an Android Preference in the Preference summary?
...ic solution, if that suits your needs.
For example, if you want to generically have all list preferences show their choice as summary, you could have this for your onSharedPreferenceChanged implementation:
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
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Curious null-coalescing operator custom implicit conversion behaviour
...l; there's no need to check it for null a second time just because we are calling a lifted conversion operator". We'd them optimize it away to just
new int?(op_Implicit(temp2.Value))
My guess is that we are somewhere caching the fact that the optimized form of (int?)Foo() is new int?(op_implici...
How to merge a specific commit in Git
...onlan's answer about the consequence of cherry-picking in this post:
"Pull all commits from a branch, push specified commits to another", where:
A-----B------C
\
\
D
becomes:
A-----B------C
\
\
D-----C'
The problem with this commit is that git considers commits to include all hi...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
...fig/http.html#Standard_Implementation
IRL Production Note:
Also to avoid all of this consider using a proxy/load balancer setup in front of Tomcat with nginx and/or haproxy or similar since it will handle static assets and gzip MUCH more efficiently and easily than Java/Tomcat's threading model.
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