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Is asynchronous jdbc call possible?
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I don't understand how any of the proposed approaches that wrap JDBC calls in Actors, executors or anything else can help here - can someone clarify.
Surely the basic problem is that the JDBC operations block on socket IO. When it does this it blocks the Thread its r...
Modify UIImage renderingMode from a storyboard/xib file
...the behavior you want.
A few things to note:
The image color will not appear to have changed in interface builder (as of Xcode 6.1.1) but will work when the application is run.
I've experienced some bugginess with this feature and in some situations I've had to remove and re-add the UIImageView...
How to include another XHTML in XHTML using JSF 2.0 Facelets?
...real world examples of advanced Facelets templating, check the src/main/webapp folder of Java EE Kickoff App source code and OmniFaces showcase site source code.
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How to call C from Swift?
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Yes, you can of course interact with Apples C libraries. Here is explained how.
Basically, the C types, C pointers, etc are translated into Swift objects, for example a C int in Swift is a CInt.
I've build a tiny example, for another question, which can be use...
How do I show/hide a UIBarButtonItem?
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Or Apple could've just added .hidden property. -_-
– GeneCode
Feb 22 '16 at 11:29
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How to use WinForms progress bar?
...ker. If you have a loop that large in your WinForm it will block and your app will look like it has hanged.
Look at BackgroundWorker.ReportProgress() to see how to report progress back to the UI thread.
For example:
private void Calculate(int i)
{
double pow = Math.Pow(i, i);
}
private void...
Static link of shared library function in gcc
...es-696714/
http://linux.derkeiler.com/Newsgroups/comp.os.linux.development.apps/2004-05/0436.html
You need the static version of the library to link it.
A shared library is actually an executable in a special format
with entry points specified (and some sticky addressing issues
included). It does no...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
...a script which outputs the table of the first 256 bytes and their reverse mapping. Yes, you're back to writing the reverse function, but now in your favourite scripting language, and it can be as nasty as you want -- you're going to throw it away as soon as it's done and you ran it once. Have the sc...
Rails: How can I set default values in ActiveRecord?
...please use Base.after_initialize :method instead. (called from /Users/me/myapp/app/models/my_model:15)
Therefore I'd say write an after_initialize callback, which lets you default attributes in addition to letting you set defaults on associations like so:
class Person < ActiveRecord::Base
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What parameters should I use in a Google Maps URL to go to a lat-lon?
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Is it possible to add more than one marker to an app? And if it works, how does the structure looks like?
– michael-mammut
May 12 '17 at 14:39
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