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Java system properties and environment variables
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Finally, it's how the variables are added and the scope of the variables.
– Praveen Sripati
Aug 14 '11 at 12:33
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Javascript call() & apply() vs bind()?
I already know that apply and call are similar functions which set this (context of a function).
22 Answers
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Html.BeginForm and adding properties
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Yes, indeed...I believe all of the strongly typed (expression-based) methods are in the futures assembly (aspnet.codeplex.com/Release/…).
– dp.
Apr 25 '09 at 8:50
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When using a Settings.settings file in .NET, where is the config actually stored?
When using a Settings.settings file in .NET, where is the config actually stored?
I want to delete the saved settings to go back to the default state, but can't find where it's stored... any ideas?
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notifyDataSetChanged example
...tion.)
Create your own class derived from BaseAdapter and ListAdapter that allows changing of the underlying List data structure.
Use the notifyDataSetChanged() every time the list is updated. To call it on the UI-Thread, use the runOnUiThread() of Activity.
Then, notifyDataSetChanged() will work.
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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...tag.html_safe would rais an error. Putting it in "#{html_tag}" implicitly calls html_tag.to_s, which hopefully will return a string, which will then be able to respond to html_safe
– sockmonk
Nov 4 '13 at 21:52
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How to use the new affix plugin in twitter's bootstrap 2.1.0?
...her specifying data-offset-top in your HTML. Instead, specify it when you call .affix():
$('#nav').affix({
offset: { top: $('#nav').offset().top }
});
The advantage here is that you can change the layout of your site without needing to update the data-offset-top attribute. Since this uses ...
Difference between CLOB and BLOB from DB2 and Oracle Perspective?
...contain mixed-width characters. Binary objects are possibly non-printable. All character is binary, the converse is not necessarily true once you leave the database, nor again when leaving the platform.
– mckenzm
Apr 21 '16 at 5:18
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Generate Java classes from .XSD files…?
...pendencies in Java 9 by a command line argument, or add the dependency manually.
– Matthias Ronge
Apr 11 '18 at 8:57
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R object identification
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I usually start out with some combination of:
typeof(obj)
class(obj)
sapply(obj, class)
sapply(obj, attributes)
attributes(obj)
names(obj)
as appropriate based on what's revealed. For example, try with:
obj <- data.frame(a...