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Using app.configure in express
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Be aware that app.configure is completely removed from version 4.0! github.com/visionmedia/express/issues/936
– Ilan Frumer
May 1 '14 at 6:21
2
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Java Delegates?
...mplementation is very specific to the current context and wouldn't benefit from being reused.
And then of course in Java 8, these do become basically lambda expressions:
// Java 8
SomeMethod(() -> { /* your implementation */ });
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How to get the number of characters in a std::string?
...s). If you're doing that, you're not going to get much help with anything from the std library, so you can handle rolling your own strlen as well. For wstring, u16string and u32string, it returns the number of characters, rather than bytes. (Again with the proviso that if you are using a variable...
JSON Array iteration in Android/Java
...to download and synchronise with an online database, I am sending my query from the app to a php page which returns the relevant rows from a database in JSON format.
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Is String.Format as efficient as StringBuilder
...mat, args);
return builder.ToString();
}
The above code is a snippet from mscorlib, so the question becomes "is StringBuilder.Append() faster than StringBuilder.AppendFormat()"?
Without benchmarking I'd probably say that the code sample above would run more quickly using .Append(). But it's ...
Safely limiting Ansible playbooks to a single machine?
...local"
If {{ target }} isn't defined, the playbook does nothing. A group from the hosts file can also be passed through if need be. Overall, this seems like a much safer way to construct a potentially destructive playbook.
Playbook targeting a single host:
$ ansible-playbook user.yml --extra-var...
Default string initialization: NULL or Empty? [closed]
...to use String.Compare? Should I be creating an Enum and parsing into it?
From this perspective, one gets to a philosophy of code that's pretty simple: you avoid examining a string's contents wherever possible. Comparing a string to String.Empty is really just a special case of comparing it to a ...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...le.com) you can use CNAME records pointing to your-app-name.herokuapp.com. From there on, Heroku manages the dynamic A records behind your-app-name.herokuapp.com so that they're always up-to-date. Unfortunately, the DNS specification does not allow CNAME records on the zone apex (the base domain). (...
bower automatically update bower.json
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from bower help, save option has a capital S
-S, --save Save installed packages into the project's bower.json dependencies
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How can I add a custom HTTP header to ajax request with js or jQuery?
...@Si8, that looks like a cross domain issue to me. You can't make a request from one domain to another. Try looking into CORS and see if that helps.
– Prestaul
Mar 28 '17 at 20:21
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