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What do you call the -> operator in Ruby?
...hat from this article.
But first a google search for
ruby lambda shorthand
http://ruby-journal.com/becareful-with-space-in-lambda-hash-rocket-syntax-between-ruby-1-dot-9-and-2-dot-0/
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How to throw std::exceptions with variable messages?
...std::exception & ex) {
You can find some inspiration on this topic in https://books.google.ru/books?id=6tjfmnKhT24C Chapter 9
Also, you can provide a custom message too, but be careful - it is not safe to compose a message with either std::string or std::stringstream or any other way which can ...
How do I extend a class with c# extension methods?
... they are still called using instance syntax.
Check the full example here
http://www.dotnetreaders.com/articles/Extension_methods_in_C-sharp.net,Methods_in_C_-sharp/201
Example:
class Extension
{
static void Main(string[] args)
{
string s = "sudhakar";
...
Using the RUN instruction in a Dockerfile with 'source' does not work
... Eh? If you source a script inside a shell that only exists for the command, it's not able to have a lasting effect on any future commands run, assuming that the sum total of its action is setting environment variables. So why would you use source at all, vs just bash /usr/local/bin/virtualen...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...：
一、什么是 FastCGI
FastCGI是一个可伸缩地、高速地在HTTP server和动态脚本语言间通信的接口。多数流行的HTTP server都支持FastCGI，包括Apache、Nginx和lighttpd等，同时，FastCGI也被许多脚本语言所支持，其中就有PHP。
FastCGI是从CGI发...
Center a map in d3 given a geoJSON object
...l offset. This small offset is probably caused because I use the translate command to center the map, while I should probably use the center command.
Create a projection and d3.geo.path
Calculate the bounds of the current projection
Use these bounds to calculate the scale and translation
Recreat...
What is a unix command for deleting the first N characters of a line?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How can I count text lines inside an DOM element? Can I?
...nes
Works in all browser without rare functions out of standards.
Check: https://jsfiddle.net/gzceamtr/
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DDD - the rule that Entities can't access Repositories directly
...od:
public function mountYourFriends(MountFriendsCommand $mount) { /* see http://store.steampowered.com/app/296470/ */
$user = $this->users->get($mount->userId());
$friends = $this->users->findBySpecification($user->getFriendsSpecification());
array_map([$user, 'mou...
How should I use git diff for long lines?
...lay of the output of git diff is handled by whatever pager you are using.
Commonly, under Linux, less would be used.
You can tell git to use a different pager by setting the GIT_PAGER environment variable. If you don't mind about paging (for example, your terminal allows you to scroll back) you mi...