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Haskell, Lisp, and verbosity [closed]
...answer:
almost anything you can do with macros you can do with a higher-order function (and I include monads, arrows, etc.), but it might require more thinking (but only the first time, and it's fun and you'll be a better programmer for it), and
the static system is sufficiently general that it n...
What is PostgreSQL explain telling me exactly?
...one clear example. Here's the same query from before but now containing an ORDER BY clause:
EXPLAIN SELECT * FROM post ORDER BY body LIMIT 50;
Limit (cost=23283.24..23283.37 rows=50 width=422)
-> Sort (cost=23283.24..23859.27 rows=230412 width=422)
Sort Key: body
-> Seq...
How do you use “
...ountered." In other words, it will keep going through the environments in order until it finds a variable with that name, and it will assign it to that. This can be within the scope of a function, or in the global environment.
In order to understand what these functions do, you need to also under...
Remote origin already exists on 'git push' to a new repository
...
check this answer in order to force the url.
– srodriguex
Jun 5 '14 at 21:32
...
Force drop mysql bypassing foreign key constraint
...message_templates`, `mnotification`, `mshipping_address`, `notification`, `order`, `orderdetail`, `pattributes`, `pbrand`, `pcategory`, `permissions`, `pfeatures`, `pimage`, `preport`, `product`, `product_review`, `pspecification`, `ptechnical_specification`, `pwishlist`, `role_perms`, `roles`, `set...
CSS text-transform capitalize on all caps
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it works like a charm, thank you!, the order is important, the line with :first-letters has to be after the lowercase line.
– Steven Lizarazo
Oct 1 '13 at 16:50
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Check existence of input argument in a Bash shell script
...ally ignores the arguments it is provided. It is essential in this test in order to keep the interpreter from trying to execute the contents of "$varname" (which you certainly do NOT want to happen). Also worth noting; you can test as many variables with this method as you wish. And all with specifi...
A semantics for Bash scripts?
...ion to Bash as a programming language. For example: What is the evaluation order? what are the scoping rules? What is the typing discipline, e.g. is everything a string? What is the state of the program -- is it a key-value assignment of strings to variable names; is there more than that, e.g. the s...
What is the difference between cout, cerr, clog of iostream header in c++? When to use which one?
...e writing an error through cerr, which keeps the messages in chronological order of their generation when both are directed to the same terminal/file/etc..
This contrasts with clog - if you write there it won't be buffered and isn't tied to anything, so it will buffer decent sized amounts of loggin...
Android Fragments and animation
...mFragment );
transaction.addToBackStack(null);
transaction.commit();
The order is important. This means you must call setCustomAnimations() before replace() or the animation will not take effect!
Next these files have to be placed inside the res/anim folder.
enter.xml:
<?xml version="1.0" e...