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Rails Model, View, Controller, and Helper: what goes where?
...rols the view but not the logic. The Controller should concern itself with selecting the proper view and delegate more complex stuff to the domain model (Model) or the business layer.
Domain Driven Design has a concept of Services which is a place you stick logic which needs to orchestrate a number...
Accessing outside variable using anonymous function as params
... same no matter what function is executing.
Code:
$result = '';
fetch("SELECT title FROM tbl", function($r) use (&$result) {
$result .= $r['title'];
});
But beware (taken from one of comments in previous link):
use() parameters are early binding - they use the variable's value at
...
Neo4j - Cypher vs Gremlin query language
...tp://docs.sqlalchemy.org/en/rel_0_7/core/tutorial.html#intro-to-generative-selects to know what I mean.)
This seems to be a bit more tricky with Cypher.
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How to linebreak an svg text within javascript?
... to delete the old tspans first before appended new ones, like this: focus.selectAll("tspan").remove();
– Darren Parker
Dec 14 '15 at 19:38
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How can I configure my makefile for debug and release builds?
...lds.
Supports ...
separate project directories for specific builds
easy selection of a default target build
silent prep target to create directories needed for building the project
build-specific compiler configuration flags
GNU Make's natural method of determining if project requires a rebuild
p...
Environment variables for java installation
...ava\jdk1.7.0_79 (depending on your JDK installation path it varies).
Then select the Path system variable and click Edit.... Keep the variable name as Path, and append C:\Program Files\Java\jdk1.7.0_79\bin; or %JAVA_HOME%\bin; (both mean the same) to the variable value.
Once you are done with abov...
Which .NET Dependency Injection frameworks are worth looking into? [closed]
...nd evaluating and seeing which one fits. The nice thing is you have a nice selection of donuts rather than just having to have a jelly one.
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Configure IIS Express for external access to VS2010 project
...your IIS Express app is by clicking on the tray icon, listing all apps and selecting your. The path to the config file will be written below. My was in .vs\config
– evilkos
Oct 4 '15 at 17:33
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How can I transition height: 0; to height: auto; using CSS?
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You can further refine it by selecting all child elements with * and applying other changes. Buttons should've been affected by my above code, however, if they were correctly styled with em.
– Steven Vachon
Oct 24 '...
Git: show more context when using git add -i or git add -e?
I'm selectively committing parts of a large file and I'd like to see more context around each hunk. Is this possible?
2 Ans...