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ANTLR: Is there a simple example?
...r, and evaluator using ANTLR4.
You first create a grammar. Below is a small grammar that you can use to evaluate expressions that are built using the 4 basic math operators: +, -, * and /. You can also group expressions using parenthesis.
Note that this grammar is just a very basic one: it does ...
How to load images dynamically (or lazily) when users scrolls them into view
...y are not fetched from the server straight away ). What is this technique called, how does it work and in how many browsers does it work. And is there a jQuery plugin that can achieve this behavior with minimum coding.
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Wait for all promises to resolve
...ltiple promise chains of an unknown length. I want some action to run when all the CHAINS have been processed. Is that even possible? Here is an example:
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In Vim, how do I apply a macro to a set of lines?
...at performs an operation on a single line. I want to repeat that macro on all of the remaining lines in the file. Is there a quick way to do this?
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Do you leave parentheses in or out in Ruby? [closed]
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From the Elements of Ruby Style
Ruby allows you to leave out parenthesis, in general, resist this
temptation.
Parenthesis make the code easier to
follow. General Ruby style is to use
them, except in the following cases:
Always leave out empty ...
How to find the foreach index?
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This should be useful if you want to use a plain old PHP associative array to store data which is to be exposed via the Iterable interface (where you need to keep track of where you are in a loop).
– Peter
Dec 15 '11 at 21:33
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How can I debug a .BAT script?
...o step through a .bat script? The thing is, I have a build script , which calls a lot of other scripts, and I would like to see what is the order in which they are called, so that I may know where exactly I have to go about and add my modifications.
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MySQL - force not to use cache for testing speed of query
...ache in action! Worth the read. databasejournal.com/features/mysql/article.php/3110171/…
– Adrian P.
Feb 20 '14 at 18:03
1
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Folder structure for a Node.js project
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Concerning the folders you mentioned:
/libs is usually used for custom classes/functions/modules
/vendor or /support contains 3rd party libraries (added as git
sub-module when using git as source control)
/spec contains specifications for BDD tests.
/tests contains the unit-...
Turn off constraints temporarily (MS SQL)
I'm looking for a way to temporarily turn off all DB's constraints (eg table relationships).
5 Answers
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