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Celery Received unregistered task of type (run example)
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The include param need to be add if you're using relative imports. I've solved my issue by adding it
– CK.Nguyen
Sep 28 '18 at 11:32
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How can I check if a string is null or empty in PowerShell?
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If it is a parameter in a function, you can validate it with ValidateNotNullOrEmpty as you can see in this example:
Function Test-Something
{
Param(
[Parameter(Mandatory=$true)]
[ValidateNotNullOrEmpty()]
[s...
How can I convert an Integer to localized month name in Java?
...Get the month name of a Date. e.g. January for the Date 2011-01-01
*
* @param date
* @return e.g. "January"
*/
public static String getMonthName(Context context, Date date) {
/*
* Android 2.2 has a bug in SimpleDateFormat. Can't use "MMMM" for
* getting the Month name for the giv...
OnItemCLickListener not working in listview
...ckable view then OnItemClickListener won't work.
The row item must have a param like
android:descendantFocusability = "blocksDescendants".
Here you can see an example of how your list item should look like.
Your list item xml should be...
row_item.xml (your_xml_file.xml)
<LinearLayout xmlns:a...
Django: Redirect to previous page after login
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To support full urls with param/values you'd need:
?next={{ request.get_full_path|urlencode }}
instead of just:
?next={{ request.path }}
share
|
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How to use if-else option in JSTL
...r the case when the condition is something complicated and ugly like ${not param.age gt 42 and someOtherVar eq 'foobar'}. You would have to store the condition into a temporary boolean variable so that you could do !condition, or write the inverse of that condition. Both ugly. The "otherwise" syntax...
Why is there no Char.Empty like String.Empty?
...;char> RemoveChars(this IEnumerable<char> originalString,
params char[] removingChars)
{
return originalString.Except(removingChars);
}
}
and its usage:
var veryLongText = "abcdefghijk...";
IEnumerable<char> firstFiveCharsWithoutCsAndDs = ver...
Collections.emptyList() vs. new instance
... Starting with Java 7, you can let the compiler infer the type parameter of the generic method invocation from the target type: List<Foo> list = Collections.emptyList()
– Paul Jackson
May 15 '15 at 20:16
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Batch: Remove file extension
...ption table Dirk. My case was getting the file name without extension from param %1 in a batch script. echo %~n1 was what I was after.
– Dave Pile
Nov 30 '19 at 9:13
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Amazon products API - Looking for basic overview and information
...T API you have to encrypt
the whole URL in a fairly specific
way. The params have to be sorted,
etc. There is just more to do. With
the SOAP API, you just encrypt the
operation+timestamp, and thats it.
Adam O'Neil's post here, How to get album, dvd, and blueray cover art from Amazon, ...