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Does every Core Data Relationship have to have an Inverse?
...uld use them:
An inverse relationship doesn't just
make things more tidy, it's actually
used by Core Data to maintain data
integrity.
-- Cocoa Dev Central
You should typically model
relationships in both directions, and
specify the inverse relationships
appropriately. Core Data...
jquery - return value using ajax result on success
...is received.
The solution to this problem is to run the necessary code inside the success: callback. That way it is accessing the data only when it is available.
function isSession(selector) {
$.ajax({
type: "POST",
url: '/order.html',
data: ({ issession : 1, selector: ...
How to get StackPanel's children to fill maximum space downward?
...hen your help control can fill the remaining space.
XAML:
<DockPanel Width="200" Height="200" Background="PowderBlue">
<TextBlock DockPanel.Dock="Top">Something</TextBlock>
<TextBlock DockPanel.Dock="Top">Something else</TextBlock>
<DockPanel
Ho...
How to get MD5 sum of a string using python?
...ust want a 16 character long digest, you can do a slice as Baris Demiray said.
– ryan
Dec 6 '16 at 10:20
...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...xy.finalize , and PlainSocketImpl.finalize . 90+% of them happen on Android 4.3. We're getting reports of this from Crittercism from users out in the field.
...
Timer & TimerTask versus Thread + sleep in Java
...loadCheckerTimer.scheduleAtFixedRate(
new TimerTask() {
public void run() { NewUploadServer.getInstance().checkAndUploadFiles(); }
}, 0, 60 * 1000);
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How does type Dynamic work and how to use it?
...cs
or set the compiler option -language:dynamics because the feature is hidden by default.
selectDynamic
selectDynamic is the easiest one to implement. The compiler translates a call of foo.bar to foo.selectDynamic("bar"), thus it is required that this method has an argument list expecting a Str...
Lodash - difference between .extend() / .assign() and .merge()
In the Lodash library, can someone provide a better explanation of merge and extend / assign .
5 Answers
...
Calling startActivity() from outside of an Activity?
...
if your android version is below Android - 6 then you need to add this line otherwise it will work above Android - 6.
...
Intent i = new Intent(this, Wakeup.class);
i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
...
...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...stems (MQ) are older in implementation but they are a newer in engineering idea of: transactional persistent queues. Scala Actors and Akka maybe a newer implementation but are built on an older concurrency model of Actors.
The two models however end up being very similar in practice because they bo...