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Set focus on textbox in WPF
... Focused element is readonly right How can you set in xaml? I used this and it did not work <Style.Triggers> <Trigger Property="Validation.HasError" Value="True"> <Setter Property="FocusManager.FocusedEleme...
How to read json file into java with simple JSON library
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The whole file is an array and there are objects and other arrays (e.g. cars) in the whole array of the file.
As you say, the outermost layer of your JSON blob is an array. Therefore, your parser will return a JSONArray. You can then get JSONObject...
What does int argc, char *argv[] mean?
In many C++ IDE's and compilers, when it generates the main function for you, it looks like this:
8 Answers
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How to sort a dataFrame in python pandas by two or more columns?
Suppose I have a dataframe with columns a , b and c , I want to sort the dataframe by column b in ascending order, and by column c in descending order, how do I do this?
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Handling specific errors in JavaScript (think exceptions)
...plement different types of errors, so you'd be able to catch specific ones and let others bubble up..?
One way to achieve this is to modify the prototype of the Error object:
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Selenium c# Webdriver: Wait Until Element is Present
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I used the approach provided and found the method was deprecated as pointed out by Samuel. Checking for the existence of an item now waits up to the specified time.
– Jim Scott
Jun 1 '17 at 0:47
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How do I set bold and italic on UILabel of iPhone/iPad?
How do I set bold and italic on UILabel of iPhone/iPad?
I searched the forum but nothing helped me. Could anyone help me?
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What's the function like sum() but for multiplication? product()?
...on was added to the math module. See: math.prod().
Older info: Python 3.7 and prior
The function you're looking for would be called prod() or product() but Python doesn't have that function. So, you need to write your own (which is easy).
Pronouncement on prod()
Yes, that's right. Guido rejected ...
Install parent POM without building Child modules
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Use the '-N' option in the mvn command.
From mvn -h:
-N,--non-recursive Do not recurse into sub-projects
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Swift - encode URL
...lowed)
print(escapedString!)
Output:
test%2Ftest
Swift 1
In iOS 7 and above there is stringByAddingPercentEncodingWithAllowedCharacters
var originalString = "test/test"
var escapedString = originalString.stringByAddingPercentEncodingWithAllowedCharacters(.URLHostAllowedCharacterSet())
prin...