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How can I validate a string to only allow alphanumeric characters in it?
How can I validate a string using Regular Expressions to only allow alphanumeric characters in it?
10 Answers
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How does Go update third-party packages?
...t variable which might contain a colon separated list of directories). You can use go get -u to update existing packages.
You can also use go get -u all to update all packages in your GOPATH
For larger projects, it might be reasonable to create different GOPATHs for each project, so that updating ...
Debugging Package Manager Console Update-Database Seed Method
...t didn't know how to do it. I wanted to share the solution with others in case they have the same issue.
7 Answers
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How do I test a file upload in rails?
...nd then processing the JSON files to do some user maintenance for our application. In user testing the file upload and processing works, but of course I would like to automate the process of testing the user maintenance in our testing. How can I upload a file to a controller in the functional testin...
Who sets response content-type in Spring MVC (@ResponseBody)
I'm having in my Annotation driven Spring MVC Java web application runned on jetty web server (currently in maven jetty plugin).
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Cancel a UIView animation?
Is it possible to cancel a UIView animation while it is in progress? Or would I have to drop to the CA level?
17 Answers
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How do I check if file exists in Makefile so I can delete it?
... currently exist, the following code could be used:
download:
ifeq (,$(wildcard ./glob.c))
curl … -o glob.c
endif
# THIS DOES NOT WORK!
download:
ifeq (,$(wildcard ./glob.c))
curl … -o glob.c
endif
...
Show current assembly instruction in GDB
...
You can switch to assembly layout in GDB:
(gdb) layout asm
See here for more information. The current assembly instruction will be shown in assembler window.
┌────────────────────...
Nested Models in Backbone.js, how to approach
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I have the very same issue while I'm writing my Backbone application. Having to deal with embedded/nested models. I did some tweaks that I thought was a quite elegant solution.
Yes, you can modify the parse method to change a attributes around in the object, but all of that is actually...
Computed read-only property vs function in Swift
...using properties for just that: properties; meaning simple values that you can get and/or set. I use functions (or methods) when actual work is being done. Maybe something has to be computed or read from disk or from a database: In this case I use a function, even when only a simple value is returne...