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How to get existing fragments when using FragmentPagerAdapter
I have problem making my fragments communicating with each other through the Activity , which is using the FragmentPagerAdapter , as a helper class that implements the management of tabs and all details of connecting a ViewPager with associated TabHost . I have implemented FragmentPagerAdapter...
Rails Model, View, Controller, and Helper: what goes where?
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MVC
Controller: Put code here that has to do with working out what a user wants, and deciding what to give them, working out whether they are logged in, whether they should see certain data, etc. In the end, the controller looks at requests and works out what data (Model...
Why are trailing commas allowed in a list?
I am curious why in Python a trailing comma in a list is valid syntax, and it seems that Python simply ignores it:
5 Answer...
Set the maximum character length of a UITextField
How can I set the maximum amount of characters in a UITextField on the iPhone SDK when I load up a UIView ?
44 Answers
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WWW or not WWW, what to choose as primary site name? [closed]
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It doesn't matter which you choose but you should pick one and be consistent. It is more a matter of style but it is important to note that search engines consider these two URLs to be different sites:
http://www.example...
How to organize a node app that uses sequelize?
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The short story
The trick in this case is not to initialize the model in the file but just to provide the necesary information for its initialization and let a centralized module take care of the models setup and instantiation.
So the steps are:
Have several Model files with...
Using Gradle to build a jar with dependencies
...inClassName"
}
from {
configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
}
}
For older gradle versions, or if you still use the "compile" qualifier for your dependencies, this should work:
// Include dependent libraries in archive.
mainClassName = "com.co...
What is scaffolding? Is it a term for a particular platform?
Scaffolding, what is it? Is it a Rails-only thing?
7 Answers
7
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Validate decimal numbers in JavaScript - IsNumeric()
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@Joel's answer is pretty close, but it will fail in the following cases:
// Whitespace strings:
IsNumeric(' ') == true;
IsNumeric('\t\t') == true;
IsNumeric('\n\r') == true;
// Number literals:
IsNumeric(-1) == false;
IsNumeric(0) == false;
IsNumeric(1....
Boolean Field in Oracle
... the pros/cons of each approach.
The most commonly seen design is to imitate the many Boolean-like
flags that Oracle's data dictionary views use, selecting 'Y' for true
and 'N' for false. However, to interact correctly with host
environments, such as JDBC, OCCI, and other programming envir...