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makefile:4: *** missing separator. Stop
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make has a very stupid relationship with tabs. All actions of every rule are identified by tabs. And, no, four spaces don't make a tab. Only a tab makes a tab.
To check, I use the command cat -e -t -v makefile_name.
It shows the presence of tabs with ^I and li...
Android Preferences: How to load the default values when the user hasn't used the preferences-screen
I am using a PreferenceActivity to let the user set some values.
I am feeding it the xml file with the defined preferences.
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Why does Html.ActionLink render “?Length=4”
...only public property is Length, and since there will be no routes defined with a Length parameter it appends the property name and value as a query string parameter. You'll probably find if you run this from a page not on HomeController it will throw an error about a missing About action method. Try...
IntelliJ IDEA generating serialVersionUID
...ttings... → Inspections → Serialization issues → Serializable class without 'serialVersionUID'` enabled, the class you provide give me warnings.
If I try the first class I see:
BTW: It didn't show me a warning until I added { } to the end of each class to fix the compile error.
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Rails migration for has_and_belongs_to_many join table
...in alphabetical order)
and then for rails 3 and below only, you need to edit your generated migration so an id field is not created:
create_table :students_teachers, :id => false do |t|
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Is MD5 still good enough to uniquely identify files?
... hashing a file still considered a good enough method to uniquely identify it given all the breaking of MD5 algorithm and security issues etc? Security is not my primary concern here, but uniquely identifying each file is.
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How do I set a background-color for the width of text, not the width of the entire element, using CS
...1 span {
background-color: green;
}
An inline element is as big as its contents is, so that should do it for you.
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Parsing Visual Studio Solution files
... can I parse Visual Studio solution (SLN) files in .NET?
I would like to write an app that merges multiple solutions into one while saving the relative build order.
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Vagrant reverse port forwarding?
I'm working on a web services architecture. I've got some software that I need to run on the native host machine, not in Vagrant. But I'd like to run some client services on the guest.
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Get file name from URL
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edited Oct 28 '16 at 4:10
Nick Grealy
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