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Why doesn't println! work in Rust unit tests?
I've implemented the following method and unit test:
5 Answers
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Creating an official github mirror
...data) of a Github user or organization. To quote the README file:
Each time you run github-backup, it will find any new forks on GitHub. It will add remotes to your repository for the forks, using names like github_torvalds_subsurface. It will fetch from every fork.
It downloads metadata fr...
jQuery deferreds and promises - .then() vs .done()
I've been reading about jQuery deferreds and promises and I can't see the difference between using .then() & .done() for successful callbacks. I know Eric Hynds mentions that .done() and .success() map to the same functionality but I'm guessing so does .then() as all the callbacks are al...
Why do we need to install gulp globally and locally?
...hat I need to install gulp first globally (with -g flag) and then one more time locally. Why do I need this?
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Is a Python dictionary an example of a hash table?
One of the basic data structures in Python is the dictionary, which allows one to record "keys" for looking up "values" of any type. Is this implemented internally as a hash table? If not, what is it?
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What is the difference between a .xib file and a .storyboard?
Can someone explain in simple words the difference between .xib and .storyboard?
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Test if a class has an attribute?
...ull or similar)
(the reason I use this rather than IsDefined is that most times I want to validate some properties of the attribute too....)
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Sending websocket ping/pong frame from browser
...that's pretty simple. Unless you are planning on sending pings hundreds of times per second or have thousands of simultaneous clients, the overhead is going to be pretty minimal to do it yourself.
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Express.js - app.listen vs server.listen
This may be a very basic question but I simply don't get it. What is the difference between creating an app using Express.js and starting the app listening on port 1234, for example:
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Comparing arrays in JUnit assertions, concise built-in way?
...hy it's not the same length?" so you want to check the content. Why losing time with a debugger when a good error message could tell it directly? (sure you still need the debugger sometimes but most of the time you don't)
– user1075613
Dec 2 '18 at 1:28
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