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Shell command to sum integers, one per line?
...the stack has two or more values, run "add_top_of_stack"
Print the result, now the only item left in the stack
To really understand the simplicity and power of dc, here is a working Python script that implements some of the commands from dc and executes a Python version of the above command
Why can't I call read() twice on an open file?
...o return the read cursor to the start of the file (docs are here). If you know the file isn't going to be too large, you can also save the read() output to a variable, using it in your findall expressions.
Ps. Dont forget to close the file after you are done with it ;)
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Setting HTTP headers
...t - I used the Set() method on Header() (doh!)
My handler looks like this now:
func saveHandler(w http.ResponseWriter, r *http.Request) {
// allow cross domain AJAX requests
w.Header().Set("Access-Control-Allow-Origin", "*")
}
Maybe this will help someone as caffeine deprived as myself s...
Where does Visual Studio look for C++ header files?
...about what the kind of curiosity I had: I found that the MSDN didn't even knows it's own header names! I.e. they referred to Iphlpapi.h, but such a file not exist, it's name is rather iphlpapi.h, either IPHlpApi.h(both are there)! lol
– Hi-Angel
Sep 3 '14 at 8:...
Fastest way to download a GitHub project
...us placement... When you click that button, you're saying to github, "You know that whole source code management infrastructure that you're wrapped around? The whole multi-user file sharing and versioning universe that you are? Well screw all that, just give me the goodies." I mean, use that button,...
How to get the separate digits of an int number?
...ng, then chars() method to get an IntStream (each char from your string is now an Ascii number), then you need to run map() method to get a numeric values of the Ascii number. At the end you use toArray() method to change your stream into an int[] array.
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How to access java-classes in the default-package?
I'm working now together with others in a grails project. I have to write some Java-classes. But I need access to an searchable object created with groovy. It seems, that this object has to be placed in the default-package.
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Difference between repository and service?
...our application. They are very different in that Services don't typically know how to access data from persistence, and repositories typically only access data/objects for any services you may have.
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Submit form using a button outside the tag
...odern browsers you can use the form attribute to do this.
As far as I know, you cannot do this without javascript.
Here's what the spec says
The elements used to create controls generally appear inside a FORM
element, but may also appear outside of a FORM element declaration
when they ...
POST unchecked HTML checkboxes
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Now that I re-read the question it seems this wasn't really what you wanted. However I got to this question when I was trying to figure out this answer so maybe it could be useful to someone else.
– Sam...