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Difference between HashSet and HashMap?
...HashSet, we store objects(elements or values)
e.g. If we have a HashSet of string elements then it could depict a
set of HashSet elements: {“Hello”, “Hi”, “Bye”, “Run”}
HashSet does not allow duplicate elements that mean you
can not store duplicate values in HashSet.
HashSet permit...
Change Activity's theme programmatically
...ences pref = PreferenceManager
.getDefaultSharedPreferences(this);
String themeName = pref.getString("prefSyncFrequency3", "Theme1");
if (themeName.equals("Africa")) {
setTheme(R.style.AppTheme);
} else if (themeName.equals("Colorful Beach")) {
//Toast.makeText(this, "set theme", ...
Rails 4: how to use $(document).ready() with turbo-links
...his for multiple events page:load and ready by including a space-separated string for the first argumet. $(document).on('page:load ready', ready); The second argument is simply a function, which happens to be named ready, following this answer's example.
– ahnbizcad
...
How to check if activity is in foreground or in visible background?
...ckage.MyApplication"
android:icon="@drawable/icon"
android:label="@string/app_name" >
Add onPause and onResume to every Activity in the project (you may
create a common ancestor for your Activities if you'd like to, but if
your activity is already extended from MapActivity/ListAc...
How do I execute a program from Python? os.system fails due to spaces in path
...th quoting conventions of various shells. It accepts a list, rather than a string, so arguments are more easily delimited. i.e.
import subprocess
subprocess.call(['C:\\Temp\\a b c\\Notepad.exe', 'C:\\test.txt'])
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How to declare a variable in MySQL?
...riable that has not been
initialized, it has a value of NULL and a type of string.
SELECT @var_any_var_name
You can initialize a variable using SET or SELECT statement:
SET @start = 1, @finish = 10;
or
SELECT @start := 1, @finish := 10;
SELECT * FROM places WHERE place BETWEEN @start AN...
Why does “return list.sort()” return None, not the list?
...like to reserve chaining for operations that return new values,
like string processing operations:
y = x.rstrip("\n").split(":").lower()
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How to create a new java.io.File in memory?
...tion then, is “it’s not possible”. This answer tries to be pragmatic and tell what the user could do instead. Andreas’ answer is clearly more thorough and a better (attempt at an) answer.
– haraldK
Jan 17 at 12:11
...
Can you help me understand Moq Callback?
...ue), () => mock.Object.Bar(false));
Console.WriteLine("Invocations: " + String.Join(", ", cq));
// output:
// Invocations: True, False
BTW don't get confused by the misleading "before Returns" and "after Returns" distinction. It is merely a technical distinction of whether your custom code wil...
How do i create an InstallShield LE project to install a windows service?
...s it possible to have a dialog asking the user for the database connection string (Server, authentication and database name) and update the windows service configuration file using InstallShield LE?
– Adelia Benalius
May 1 '13 at 13:44
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