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How to calculate the number of occurrence of a given character in each row of a column of strings?
I have a data.frame in which certain variables contain a text string. I wish to count the number of occurrences of a given character in each individual string.
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How can I make my own event in C#?
How can I make my own event in C#?
4 Answers
4
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Remove Select arrow on IE
I have select element, i want to remove the arrow, then i can add other icon..
i can do that for Firefox Safari and Chrome,
but this didn't work on IE9 .
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How can I see all the issues I'm watching on Github?
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Is there Unicode glyph Symbol to represent “Search” [closed]
Unicode has a million icon-like glyphs, but they're very hard to search.
5 Answers
5
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How can I scale the content of an iframe?
How can I scale the content of an iframe (in my example it is an HTML page, and is not a popup) in a page of my web site?
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Android notification is not showing
I need a program that will add a notification on Android. And when someone clicks on the notification, it should lead them to my second activity.
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Select all columns except one in MySQL?
I'm trying to use a select statement to get all of the columns from a certain MySQL table except one. Is there a simple way to do this?
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What is WebKit and how is it related to CSS?
More recently, I have been seeing questions with the tag "webkit". Such questions usually tend to be web-based questions relating to CSS, jQuery, layouts, cross-browers compatibility issues, etc...
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