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Remove Fragment Page from ViewPager in Android
...temId = getItemId(position);
// Do we already have this fragment?
String name = makeFragmentName(container.getId(), itemId);
Fragment fragment = mFragmentManager.findFragmentByTag(name);
if (fragment != null) {
if (DEBUG) Log.v(TAG, "Attaching item #" + itemId + ": f=" + fra...
PostgreSQL: Which Datatype should be used for Currency?
...
There is a 4th option - that is to use a String and use an equivalent non-lossy decimal type in the host language.
– ioquatix
Apr 19 '17 at 4:17
2...
Find row where values for column is maximal in a pandas DataFrame
...ns.
idxmax() returns indices labels, not integers.
Example': if you have string values as your index labels, like rows 'a' through 'e', you might want to know that the max occurs in row 4 (not row 'd').
if you want the integer position of that label within the Index you have to get it manually (wh...
PHP - how to best determine if the current invocation is from CLI or web server?
...p_sapi_name is the function you will want to use as it returns a lowercase string of the interface type. In addition, there is the PHP constant PHP_SAPI.
Documentation can be found here: http://php.net/php_sapi_name
For example, to determine if PHP is being run from the CLI, you could use this fu...
Which is better, return value or out parameter?
...es also prevent method chaining like this:
Console.WriteLine(GetValue().ToString("g"));
(Indeed, that's one of the problems with property setters as well, and it's why the builder pattern uses methods which return the builder, e.g. myStringBuilder.Append(xxx).Append(yyy).)
Additionally, out para...
How to write multiple line property value using PropertiesConfiguration?
...aracter, you can specify it with the same
escaped notation used for Java Strings. The list separator ("," by
default), can also be escaped:
key = This \n string \t contains \, escaped \\ characters \u0020
Backslashes are more difficult.
Lists and arrays:
You can specify a list of val...
Function return value in PowerShell
...mately, I want the function to return the URL of the provisioned site as a String so at the end of my function I have the following code:
...
Java “user.dir” property - what exactly does it mean?
...cally" because it can be changed, eg when you run an app with Runtime.exec(String[] cmdarray, String[] envp, File dir)
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RegEx backreferences in IntelliJ
...ables with dollar-curly wrappers, ie, '+ var +' to ${var} in some template strings and couldn't figure out why intellij wouldn't finish the replacement. turns out $ needs to be escaped in the replacement.
– worc
Oct 18 '17 at 21:39
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How much is too much with C++11 auto keyword?
...se auto everywhere you can". Does this mean I should write auto str = std::string(); instead of std::string str;?
– Calmarius
Mar 23 '19 at 18:42
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