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How to invoke a Linux shell command from Java
I am trying to execute some Linux commands from Java using redirection (>&) and pipes (|). How can Java invoke csh or bash commands?
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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...my in-app purchase library RMStore. I will explain how to verify a transaction, which includes verifying the whole receipt.
At a glance
Get the receipt and verify the transaction. If it fails, refresh the receipt and try again. This makes the verification process asynchronous as refreshing the rec...
Clearing purchases from iOS in-app purchase sandbox for a test user
Does anyone have any ideas on how to reset and/or clear the iOS in-app purchase sandbox?
8 Answers
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Can someone explain the traverse function in Haskell?
I am trying and failing to grok the traverse function from Data.Traversable . I am unable to see its point. Since I come from an imperative background, can someone please explain it to me in terms of an imperative loop? Pseudo-code would be much appreciated. Thanks.
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Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh insta
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With Xcode 4.2 and later versions, including XCode 4.6, there is a better way to migrate your entire developer profile to a new machine. On your existing machine, launch Xcode and do this:
Open the Organizer (Shift-Command-2).
Select the Devices tab.
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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
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EDIT: Super Redux Version
Try port 587 instead of 465. Port 465 is technically deprecated.
After a bunch of packet sniffing I figured it out. First, here's the short answer:
The .NET SmtpClient only supports encryption via STARTTLS. If the En...
IOS: create a UIImage or UIImageView with rounded corners
...r;
@end
// UIImageView+OSExt.m
#import "UIImageView+OSExt.h"
@implementation UIImageView (OSExt)
- (void)layoutSublayersOfLayer:(CALayer *)layer
{
for ( CALayer *sub in layer.sublayers )
{
if ( YES == [sub.name isEqual:@"border-shape"])
{
CGFloat borderHalf = fl...
Handling JSON Post Request in Go
... on a few factors, json.Decoder may not fully read the body and the connection will be ineligible for reuse.
– Kale B
May 21 '17 at 20:58
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How to install pip for Python 3 on Mac OS X?
...alls pip3 as part of the stock install.
I ended up posting this same question on the python mailing list, and got the following answer:
# download and install setuptools
curl -O https://bootstrap.pypa.io/ez_setup.py
python3 ez_setup.py
# download and install pip
curl -O https://bootstrap.pypa.io/g...
What is a JavaBean exactly?
...ument constructor
Implements Serializable.
That's it. It's just a convention. Lots of libraries depend on it though.
With respect to Serializable, from the API documentation:
Serializability of a class is enabled by the class implementing the
java.io.Serializable interface. Classes that do...