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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...
The difference from the Java API Specifications is as follows.
For ClassNotFoundException:
Thrown when an application tries to
load in a class through its string
name using:
The forName method in class Class.
The findSyst...
EXC_BAD_ACCESS signal received
...
From your description I suspect the most likely explanation is that you have some error in your memory management. You said you've been working on iPhone development for a few weeks, but not whether you are experienced with O...
How to add Web API to an existing ASP.NET MVC 4 Web Application project?
...ioning Web API to the project? I'm aware that I need a controller deriving from ApiController, but that's about all I know.
...
SFTP in Python? (platform independent)
... look like this (not tested, but 99% sure it will work):
fab_putfile.py:
from fabric.api import *
env.hosts = ['THEHOST.com']
env.user = 'THEUSER'
env.password = 'THEPASSWORD'
def put_file(file):
put(file, './THETARGETDIRECTORY/') # it's copied into the target directory
Then run the file w...
ASP.Net MVC Html.HiddenFor with wrong value
...OSTed value will be used.
One possible workaround is to remove this value from the model state in the controller action which is trying to modify the value:
// remove the Step variable from the model state
// if you want the changes in the model to be
// taken into account
ModelState.Remove("Step...
What is the difference between quiet NaN and signaling NaN?
I have read about floating-point and I understand that NaN could result from operations. But I can't understand what these are concepts exactly. What is the difference between them?
...
Creating SolidColorBrush from hex color value
I want to create SolidColorBrush from Hex value such as #ffaacc. How can I do this?
6 Answers
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Rails ActionMailer - format sender and recipient name/email address
...ully validate or escape the name and email, you can end up with an invalid From header by simply concatenating strings. Here is a safe way:
require 'mail'
address = Mail::Address.new email # ex: "john@example.com"
address.display_name = name.dup # ex: "John Doe"
# Set the From or Reply-To header ...
Conditionally start at different places in storyboard from AppDelegate
...s:(NSDictionary *)launchOptions
{
BOOL isLoggedIn = ...; // from your server response
NSString *storyboardId = isLoggedIn ? @"MainIdentifier" : @"LoginIdentifier";
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Storyboard" bundle:nil];
UIViewController *ini...
How do I adb pull ALL files of a folder present in SD Card
...3.jpg
3 files pulled. 0 files skipped.
Specific Files/Folders using find from BusyBox:
adb shell find "/sdcard/Folder1" -iname "*.jpg" | tr -d '\015' | while read line; do adb pull "$line"; done;
Here is an explanation:
adb shell find "/sdcard/Folder1" - use the find command, use the top folde...