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Is it possible to do a sparse checkout without checking out the whole repository first?

... sub-folders to checkout # they are checked out immediately after this command, no need to run git pull Note that it requires git version 2.25 installed. Read more about it here: https://github.blog/2020-01-17-bring-your-monorepo-down-to-size-with-sparse-checkout/ UPDATE: The above git clone com...
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Naming of enums in Java: Singular or Plural?

... Enums in Java (and probably enums in general) should be singular. The thinking is that you're not selecting multiple Protocols, but rather one Protocol of the possible choices in the list of values. Note the absence of plurals: http://doc...
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Can I make fast forwarding be off by default in git?

...ever think of a time when I would use git merge rather than git rebase and not want to have a commit show up. Is there any way to configure git to have fast forwarding off by default? The fact that there's an --ff option would seem to imply that there's a way, but I can't seem to find it i...
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How can I get all constants of a type by reflection?

...; FieldInfo[] fieldInfos = type.GetFields( // Gets all public and static fields BindingFlags.Public | BindingFlags.Static | // This tells it to get the fields from all base types as well BindingFlags.FlattenHierarchy); // Go through the list and only pick...
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How to format a duration in java? (e.g format H:MM:SS)

... If you're using a version of Java prior to 8... you can use Joda Time and PeriodFormatter. If you've really got a duration (i.e. an elapsed amount of time, with no reference to a calendar system) then you should probably be using Duration for the most part - you can then call toPeriod (specifyi...
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Can table columns with a Foreign Key be NULL?

... you can clearly indicate that this row is not to be used as a normal row, and can use the row as a way of providing a sort of dynamic default value for other rows. – Ouroborus Feb 21 '17 at 17:57 ...
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Find out time it took for a python script to complete execution

... Do you execute the script from the command line on Linux or UNIX? In that case, you could just use time ./script.py share | improve this answer | ...
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How to detect UI thread on Android?

Is there a robust way to detect if Thread.currentThread() is the Android system UI thread in an application? I would like to put some asserts in my model code that asserts that only one thread ( eg the ui thread) accesses my state, to assure that no kind of synchronization is necessary. ...
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How to get a vertical geom_vline to an x-axis of class date?

Even though I found Hadley's post in the google group on POSIXct and geom_vline , I could not get it done. I have a time series from and would like to draw a vertical line for years 1998, 2005 and 2010 for example. I tried with ggplot and qplot syntax, but still I either see no vertical line ...
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Rails 4: before_filter vs. before_action

...ore_filter. However all before_filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1 share | improve this answer | follow | ...