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Bash history without line numbers
The bash history command is very cool. I understand why it shows the line numbers, but is there a way I can invoke the history command and suppress the line numbers?
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Parallel.ForEach vs Task.Run and Task.WhenAll
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The first version will synchronously block the calling thread (and run some of the tasks on it).
If it's a UI thread, this will freeze the UI.
The second version will run the tasks asynchronously in the thread pool and release the calling thread until they're done.
There are also diffe...
Geometric Mean: is there a built-in?
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Here is a vectorized, zero- and NA-tolerant function for calculating geometric mean in R. The verbose mean calculation involving length(x) is necessary for the cases where x contains non-positive values.
gm_mean = function(x, na.rm=TRUE){
exp(sum(log...
Case statement with multiple values in each 'when' block
... This link has a better summary of case statements in Ruby (and it includes examples of the regexp and splat syntax too).
– rsenna
Feb 20 '13 at 18:59
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Why java.lang.Object is not abstract? [duplicate]
...e argued that some of the methods would benefit from this. Take hashCode() and equals() for instance, there would probably have been a lot less frustration around the complexities of these two if they had both been made abstract. This would require developers to figure out how they should be impleme...
REST API Best practices: Where to put parameters? [closed]
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The official rule URIs and the draft sepc were really useful & interesting! :-)
– KajMagnus
Apr 16 '11 at 10:54
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How can I autoformat/indent C code in vim?
...eystrokes:
gg=G
Explanation: gg goes to the top of the file, = is a command to fix the indentation and G tells it to perform the operation to the end of the file.
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Fluid or fixed grid system, in responsive design, based on Twitter Bootstrap
...etting confused about the various options in the twitter bootstrap grid , and how they go together.
5 Answers
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How to use SCNetworkReachability in Swift
...the Swift language, which made it a bit confusing. I have now rewritten it and removed everything which refers to Swift 1.x. The older code can
be found in the edit history if somebody needs it.)
This is how you would do it in Swift 2.0 (Xcode 7):
import SystemConfiguration
func connectedToNetwor...
Using .gitignore to ignore everything but specific directories
...dcard 'globs' but according to this that functionality is system dependent and it didn't work on my mac:
Did NOT work:
!**/wp-content/themes/
!**/wp-content/themes/**
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