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Javascript / Chrome - How to copy an object from the webkit inspector as code
...ecursive object, you will get [object Object]. The way out is to copy(JSON.stringify(temp1)) , the object will be fully copied to your clipboard as a valid JSON, so you'd be able to format it as you wish, using one of many resources.
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Package objects
...ge foo
package object bar {
// package wide constants:
def BarVersionString = "1.0"
// or type aliases
type StringMap[+T] = Map[String,T]
// can be used to emulate a package wide import
// especially useful when wrapping a Java API
type DateTime = org.joda.time.DateTime
type JLi...
How to calculate time difference in java?
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String time1 = "16:00:00";
String time2 = "19:00:00";
SimpleDateFormat format = new SimpleDateFormat("HH:mm:ss");
Date date1 = format.parse(time1);
Date date2 = format.parse(time2);
long difference = date2.getTime() - date1....
Selecting a row of pandas series/dataframe by integer index
...operator, [] is to select columns.
When the indexing operator is passed a string or integer, it attempts to find a column with that particular name and return it as a Series.
So, in the question above: df[2] searches for a column name matching the integer value 2. This column does not exist and a ...
Function Pointers in Java
...flection to do it.
Pass as parameter the object and the method name (as a string) and then invoke the method. For example:
Object methodCaller(Object theObject, String methodName) {
return theObject.getClass().getMethod(methodName).invoke(theObject);
// Catch the exceptions
}
And then use ...
LINQ order by null column where order is ascending and nulls should be last
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The solution for string values is really weird:
.OrderBy(f => f.SomeString == null).ThenBy(f => f.SomeString)
The only reason that works is because the first expression, OrderBy(), sort bool values: true/false. false result go first...
Make a UIButton programmatically in Swift
...t practices in Swift 2.2. #selector() should be used rather than a literal string which is deprecated.
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How to use getJSON, sending data with post method?
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When I am using the above function, I am receiving a string object instead of a json object.
– Pratik Singhal
Jun 22 '16 at 14:04
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How do I look inside a Python object?
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the best way to see object and its contents in a string
– Peter Krauss
Dec 28 '19 at 21:57
T...
The type initializer for 'MyClass' threw an exception
...right issue. For me, it tried to tell me The input is not a valid Base-64 string as it contains a non-base 64 character for what a function was returning to a DataTable object, but for me, there was actually an underlying issue where I was calling an app.config parameter by the wrong name, so a var...