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Get the current displaying UIViewController on the screen in AppDelegate.m
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@Mingming it shouldn't be that hard to add an extra if to check if its the custom container VC (in the getVisibielController method) and if so return the "visible" controller, which would typically be vc.childControllers.lastObject for most custom container VC implementa...
java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
...ansaction in a Handler as follows:
@Override
protected void onPostExecute(String result) {
Log.v("MyFragmentActivity", "onFriendAddedAsyncTask/onPostExecute");
new Handler().post(new Runnable() {
public void run() {
fm = getSupportFragmentManager();
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Can't access object property, even though it shows up in a console log
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Instead, try console.log(Object.keys(config)), or even console.log(JSON.stringify(config)) and you will see the keys, or the state of the object at the time you called console.log.
You will (usually) find the keys are being added after your console.log call.
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How do I empty an array in JavaScript?
...qual-0-or-new-array I think if you have one refence (and you haven't added extra properties that you want to keep), it is better to create new array, and leaves old to the garbage collector, that will run when appropriate.
– Paul Brewczynski
Nov 16 '13 at 19:08...
What is the difference between dict.items() and dict.iteritems() in Python2?
...eal list of tuples and returned that. That could potentially take a lot of extra memory.
Then, generators were introduced to the language in general, and that method was reimplemented as an iterator-generator method named iteritems(). The original remains for backwards compatibility.
One of Pyth...
In PHP, what is a closure and why does it use the “use” identifier?
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ohhhhhhhh, so the Uses is used to pass in extra variables, I thought it was some funny assignment. Thanks!
– SeanDowney
Jul 1 '09 at 20:31
41
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Check/Uncheck checkbox with JavaScript (jQuery or vanilla)?
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I would like to note, that setting the 'checked' attribute to a non-empty string leads to a checked box.
So if you set the 'checked' attribute to "false", the checkbox will be checked. I had to set the value to the empty string, null or the boolean value false in order to make sure the checkbox w...
Is there a method to generate a UUID with go language
...n my system (Ubuntu 15.10) I also needed to run the command output through strings.Trim(string(out)) to remove the newline character, otherwise it was inputted up as a trailing ? character in the filesystem.
– gregtczap
Feb 24 '16 at 1:06
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How should I edit an Entity Framework connection string?
I recently had to edit my app.config file to change the connection string for an Entity Framework data model ( .edmx file). But I'd like to know: Is there a way to edit the EF connection string using the designer?
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How to get Last record from Sqlite?
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To get last record from your table..
String selectQuery = "SELECT * FROM " + "sqlite_sequence";
Cursor cursor = db.rawQuery(selectQuery, null);
cursor.moveToLast();
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