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Switch statement: must default be the last case?
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The case statements and the default statement can occur in any order in the switch statement. The default clause is an optional clause that is matched if none of the constants in the case statements can be matched.
Good Example :-
switch(5) {
case 1:
echo "1";
break;
case ...
How to get Last record from Sqlite?
...LE);
OR
you can also used following solution:
SELECT * FROM tablename ORDER BY column DESC LIMIT 1;
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Why is the minimalist, example Haskell quicksort not a “true” quicksort?
...cksort actually behaves in Haskell in terms of memory accesses or even the order of comparisons. If you could only observe the behavior, and not the source code, you would not recognize what it's doing as a quicksort.
For example, the C version of quicksort partitions all the data before the first ...
Mapping a function on the values of a map in Clojure
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I like it, but is there any reason for the arguments order (besides the question) ? I was expecting [f m] as in map for some reason.
– nha
Aug 21 '16 at 22:48
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How does one reorder columns in a data frame?
...s keep all the rows, and the 1,2,3,4 refers to the columns.
To change the order as in the above question do df2[,c(1,3,2,4)]
If you want to output this file as a csv, do write.csv(df2, file="somedf.csv")
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git submodule tracking latest
...t commits on the right branch
cd back in the parent repo
add and commit in order to record the new commit of the submodule.
gitslave (that you already looked at) seems to be the best fit, including for the commit operation.
It is a little annoying to make changes to the submodule due to the re...
What are some compelling use cases for dependent method types?
... environment (so the internal code of the function is not dependent on the order of state changes and thus remains declarative in that sense). How to type this in Scala?
The environment class must have an overloaded method which inputs such a function to call, and inputs the hash keys of the argume...
HTML5 Canvas 100% Width Height of Viewport?
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In order to make the canvas full screen width and height always, meaning even when the browser is resized, you need to run your draw loop within a function that resizes the canvas to the window.innerHeight and window.innerWidth....
How do I reverse a C++ vector?
...se vector of vectors? I want v[0] to be swapped with v[v.size()-1] and the order of v[0][i] element remain as it is. This is similar to changing order of rows (if a vector is viewed as a Matrix). If a vector is defined as: vector<vector<int> > v; reverse(v.begin(), v.end()) doesn't rever...
Difference between Pragma and Cache-Control headers?
...: no-cache directive, so it is advised to use it by OWASP: owasp.org/index.php/…
– Randall Borck
Apr 27 '18 at 18:42
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