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Set cache-control for entire S3 bucket automatically (using bucket policies?)
... existing and future files and was hoping to do it in a bucket policy.
I know I can edit the existing ones and I know how to specify them on put if I upload them myself but unfortunately the app that uploads them cannot set the headers as it uses s3fs to copy the files there.
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What's the yield keyword in JavaScript?
...
Late answering, probably everybody knows about yield now, but some better documentation has come along.
Adapting an example from "Javascript's Future: Generators" by James Long for the official Harmony standard:
function * foo(x) {
while (true) {
...
Using a dispatch_once singleton model in Swift
...ants (and variables), and is thread safe by the definition of let. This is now officially recommended way to instantiate a singleton.
Class constants were introduced in Swift 1.2. If you need to support an earlier version of Swift, use the nested struct approach below or a global constant.
Nested ...
How does std::forward work? [duplicate]
I know what it does and when to use it but I still can't wrap my head around how it works. Please be as detailed as possible and explain when std::forward would be incorrect if it was allowed to use template argument deduction.
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Python timedelta in years
...e date. Currently I've got timedelta from datetime module and I don't know how to convert it to years.
16 Answers
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Should MySQL have its timezone set to UTC?
...e server as long as you have the time set right for the current timezone, know the timezone of the datetime columns that you store, and are aware of the issues with daylight savings time.
On the other hand if you have control of the timezones of the servers you work with then you can have everythin...
Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
...r date formatters when you're done with them. The above code leaks format, now, and inFormat.
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Why is “final” not allowed in Java 8 interface methods?
... implements A, B {
}
Here, everything is good; C inherits foo() from A. Now supposing B is changed to have a foo method, with a default:
interface B {
default void foo() { ... }
}
Now, when we go to recompile C, the compiler will tell us that it doesn't know what behavior to inherit for f...
Combining multiple git repositories
...f phd/figures and phd/thesis (just replace code with figures and thesis).
Now your directory structure should look like this:
phd
|_code
| |_.git
| |_code
| |_(your code...)
|_figures
| |_.git
| |_figures
| |_(your figures...)
|_thesis
|_.git
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What is the difference between Ruby 1.8 and Ruby 1.9
...es
Performance
Threads/Fibers
Encoding/Unicode
gems is (mostly) built-in now
if statements do not introduce scope in Ruby.
What's changed?
Single character strings.
Ruby 1.9
irb(main):001:0> ?c
=> "c"
Ruby 1.8.6
irb(main):001:0> ?c
=> 99
String index.
Ruby 1.9
irb(main):0...