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Difference between android-support-v7-appcompat and android-support-v4
I wanted to know the difference between android-support-v4.jar
and android-support-v7-appcompat.jar . If I want to add appcompat Action Bar in my application do I need to add both android-support-v7-appcompat.jar and android-support-v4.jar or only android-support-v7-appcompat.jar .
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what is the preferred way to mutate a React state?
...ldn't you be wrapping the function body in parenthesis? As it stands right now in your example, the braces after the fat arrow would start a block, not an object. Something like this: this.setState((state) => ({ list: state.list.push(newObj) }))
– kumarharsh
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Google Chrome Extensions - Can't load local images with CSS
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@ariera's link is here now: developer.chrome.com/extensions/manifest/…
– Ben
Jan 11 '17 at 15:08
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How can I render a list select box (dropdown) with bootstrap?
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Skelly's nice and easy answer is now outdated with the changes to the dropdown syntax in Bootstap. Instead use this:
$(".dropdown-menu li a").click(function(){
var selText = $(this).text();
$(this).parents('.form-group').find('button[data-toggle="dropdo...
Visual Studio 2010 always thinks project is out of date, but nothing has changed
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Thank you - now why isn't that in the regular output window?
– Martin Beckett
Oct 27 '12 at 0:40
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How to remove last n characters from every element in the R vector
...ar_array,"data2"=1:4)
a$data = substr(a$data,1,nchar(a$data)-3)
a should now contain:
data data2
1 foo_ 1
2 bar_ 2
3 ap 3
4 b 4
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follo...
Is SQL or even TSQL Turing Complete?
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Strictly speaking, SQL is now a turing complete language because the latest SQL standard includes the "Persistent Stored Modules" (PSMs). In short, a PSM is the standard version of the PL/SQL language in Oracle (and other similar procedural extensions...
Why does this Java code compile?
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int x = x + 1;
first we need to compute x+1 but the value of x is not known so you get an error (the compiler knows that the value of x is not known)
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Java equivalent to #region in C#
...s. Seriously no hard feeling here, We are all here to learn and share our knowledge and am stating the fact that I was mislead by your answer, maybe it was a good one back in 2010 but not today. I hope you get my point.
– Mazen Elkashef
Mar 1 '16 at 17:02
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Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
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There is probably no automatic way to do it right now, but as you use openpyxl, the following line (adapted from another answer by user Bufke on how to do in manually) allows you to specify a sane value (in character widths):
writer.sheets['Summary'].column_dimensions['A']....