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How to implement onBackPressed() in Fragments?
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@MaximeJallu in Kotlin solution, mixing safe calls (.?) and enforcing non-nulls (!!) can lead to NPEs - the cast is not always safe. I'd rather write if ((fragment as? IOnBackPressed)?.onBackPressed()?.not() == true) { ... } or more kotliney (fragment as? IOnBackPressed...
How to parse JSON data with jQuery / JavaScript?
I have a AJAX call that returns some JSON like this:
10 Answers
10
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What is the use of the @ symbol in PHP?
...tom error handler function with set_error_handler() then it will still get called, but this custom error handler can (and should) call error_reporting() which will return 0 when the call that triggered the error was preceded by an @...
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jQuery Ajax calls and the Html.AntiForgeryToken()
...><%= Html.AntiForgeryToken()%></form>
Then in your ajax call do (edited to match your second example)
$.ajax({
type: "post",
dataType: "html",
url: $(this).attr("rel"),
data: AddAntiForgeryToken({ id: parseInt($(this).attr("title")) }),
success: function (resp...
How to get the system uptime in Windows? [closed]
...Time:"
3: By using the Uptime Utility
Microsoft have published a tool called Uptime.exe. It is a simple command line tool that analyses the computer's reliability and availability information. It can work locally or remotely. In its simple form, the tool will display the current system uptime. ...
How to remove all of the data in a table using Django
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As per the latest documentation, the correct method to call would be:
Reporter.objects.all().delete()
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What does “hashable” mean in Python?
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@user55711: Here, the hash value is the result of calling __hash__(). More generally, see en.wikipedia.org/wiki/Hash_function
– NPE
Jan 26 '13 at 9:57
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how to break the _.each function in underscore.js
...he Array.every method. :)
From that link:
every executes the provided callback function once for each element present in the array until it finds one where callback returns a false value. If such an element is found, the every method immediately returns false.
In other words, you could do som...
Why shouldn't I use mysql_* functions in PHP?
...d quoting external data than manually escaping it with a separate function call.
See the comparison of SQL extensions.
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Change one value based on another value in pandas
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One option is to use Python's slicing and indexing features to logically evaluate the places where your condition holds and overwrite the data there.
Assuming you can load your data directly into pandas with pandas.read_csv then the following code might be helpful for you.
import pandas
df...