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Question mark (?) in XML attributes for Android
Can anyone explain the question mark means in Android XML attributes?
2 Answers
2
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Finding # occurrences of a character in a string in Ruby
I'm looking for the Ruby method (1.9...) that can help me find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
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Why does the JavaScript need to start with “;”?
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I would say since scripts are often concatenated and minified/compressed/sent together there's a chance the last guy had something like:
return {
'var':'value'
}
at the end of the last script without a ; on the end. If you have a ; at the start on yours, it...
Python datetime - setting fixed hour and minute after using strptime to get day,month,year
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How can i remove everything after '2016-06-01' so that hour minute and second disappear?
– PV8
Mar 1 '19 at 14:05
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How to make a new line or tab in XML (eclipse/android)?
...my strings.xml I have a very long text which I want to format somehow.
How can I put a tab before the first sentence of the text? Also, what is the code for new line? Thanks
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What is default session timeout in ASP.NET?
...N:
Optional TimeSpan attribute.
Specifies the number of minutes a session can be idle before it is abandoned. The timeout attribute cannot be set to a value that is greater than 525,601 minutes (1 year) for the in-process and state-server modes.
The session timeout configuration setting applies onl...
How to create nonexistent subdirectories recursively using Bash?
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You can use the -p parameter, which is documented as:
-p, --parents
no error if existing, make parent directories as needed
So:
mkdir -p "$BACKUP_DIR/$client/$year/$month/$day"
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How to add text to request body in RestSharp
...ually, for Json it should be (at least for Rails) : req.AddParameter("application/json", body, ParameterType.RequestBody); Thanks to Jean Hominal for the tip here
– MrWater
Jan 3 '13 at 15:26
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How to select first parent DIV using jQuery?
...).parent("div:first")
$(this).parent().closest('div')
and of course you can find the class attr by
$(this).parent("div:first").attr("class")
$(this).parent().closest('div').attr("class")
share
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json.net has key method?
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@WilliamT.Mallard In C# 6, you can simplify that by using the null-conditional index operator: myJObject["level1property"]?["level2property"].
– svick
Jan 4 '17 at 19:45
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