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How to prune local tracking branches that do not exist on remote anymore
...what I wanted to do! @SørenBoisen I hope in the last two years you've had time to revisit that opinion of yours... If content posted on SO should always be only related to what sometimes really confused OPs ask, we would remove a lot of information. Please don't presume to instruct people how they ...
Is recursion ever faster than looping?
I know that recursion is sometimes a lot cleaner than looping, and I'm not asking anything about when I should use recursion over iteration, I know there are lots of questions about that already.
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Difference between volatile and synchronized in Java
...ifferent CPUs or cores can see "memory" differently at any given moment in time because threads are permitted to obtain and work on private copies of main memory.
Using synchronized prevents any other thread from obtaining the monitor (or lock) for the same object, thereby preventing all code block...
difference between fork and branch on github
...ount. As a clone, it will contain all the branches in the main repo at the time you made the fork.
Each branch within the fork and/or in the main repo can correspond to several kinds of things, depending on how you want to work. Each branch could refer to a version of the project but can also corre...
Difference between final and effectively final
...s change, the program continues to behave in the same way, both at compile time and at run time, then that variable is effectively final.
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How to store a command in a variable in a shell script?
...tored_date")
# => Thu Jan 15 11:07:16 EST 2015
# ^^ Time changed
In the above example, if you need to run a command with arguments, put them in the string you are storing
stored_date="date -u"
# ...
For bash scripts this is rarely relevant, but one last note. Be careful w...
What is Java Servlet?
...let container. The servlet container can host several servlets at the same time.
– Jon Skeet
Aug 27 '11 at 11:49
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How do I calculate the date in JavaScript three months prior to today?
...f the month on the previous month citation needed. But more than half the time, that is 31 days ago, not 30. And if today is the 31st of the month (and it isn't August or Decemeber), that day of the month doesn't exist in the previous month.
Interestingly, Google agrees with JavaScript if you ask...
range over interface{} which stores a slice
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woh many thanks, that trick saved me a lot of time (and headache!)
– Nicolas Garnier
Jan 7 at 10:22
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Handling JSON Post Request in Go
...parse error if invalid JSON was encountered. Processing I/O streams in realtime is the preferred go-way.
Addressing some of the user comments about detecting bad user input:
To enforce mandatory fields, and other sanitation checks, try:
d := json.NewDecoder(req.Body)
d.DisallowUnknownFields()...