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What does JVM flag CMSClassUnloadingEnabled actually do?
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219
Update This answer is relevant for Java 5-7, Java 8 has this fixed: https://blogs.oracle.com/p...
cscope or ctags why choose one over the other? [closed]
...ing to remember all the set up steps.
I map cscope search to ctrl-space x 2 with this snippet, which mitigates the other downer of cscope:
nmap <C-@><C-@> :cs find s <C-R>=expand("<cword>")<CR><CR>
There's this cscope_maps.vim plugin that sets up a bunch of si...
Is embedding background image data into CSS as Base64 good or bad practice?
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12 Answers
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How to check if a specified key exists in a given S3 bucket using Java
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answered Nov 29 '11 at 1:28
sethusethu
7,08944 gold badges3333 silver badges5959 bronze badges
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C++, variable declaration in 'if' expression
...t you were trying to do is finally possible:
if (int a = Func1(), b = Func2(); a && b)
{
// Do stuff with a and b.
}
Note the use of ; of instead of , to separate the declaration and the actual condition.
shar...
How to disable textarea resizing?
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322
You can use css
disable all
textarea { resize: none; }
only vertical resize
textarea { r...
How does Rails keep track of which migrations have run for a database?
...g row from schema_migrations.
For example, running a migration file named 20120620193144_create_users.rb will insert a new row with a version of 20120620193144 into the schema_migrations table.
You are free at any point to introduce migrations with earlier versions. Rails will always run any new m...
Get environment variable value in Dockerfile
... request_domain
or if you'd prefer a default value:
ARG request_domain=127.0.0.1
Now you can reference this variable inside your Dockerfile:
ENV request_domain=$request_domain
then you will build your container like so:
$ docker build --build-arg request_domain=mydomain Dockerfile
Note 1...
Why does `True == False is False` evaluate to False? [duplicate]
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edited Jun 20 '13 at 17:43
answered Jun 19 '13 at 22:11
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How can I put a database under git (version control)?
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25 Answers
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