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Pandas - Get first row value of a given column

...ime'] = x does not work: In contrast, assignment with df.iloc[0]['bar'] = 123 does not work because df.iloc[0] is returning a copy: In [66]: df.iloc[0]['bar'] = 123 /home/unutbu/data/binky/bin/ipython:1: SettingWithCopyWarning: A value is trying to be set on a copy of a slice from a DataFrame Se...
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How to Implement Custom Table View Section Headers and Footers with Storyboard

...bel to the header cell set the tag of the label to a specific number (e.g. 123) In your tableView:viewForHeaderInSection: method get the label by calling: UILabel *label = (UILabel *)[headerView viewWithTag:123]; Now you can use the label to set a new title: [label setText:@"New Titl...
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If statement in aspx page

...erver"> <% If Request.QueryString("id_query_param") = 123 Then 'Add some VB comment here, 'which will not be visible in the rendered source code of the aspx page later %> <!-- add some html content depending on --> <!-- the conditi...
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How can I add a key/value pair to a JavaScript object?

... what if the key is a number? obj.123 = 456 doesn't work. obj[123] = 456 does work though – axel freudiger Nov 2 '12 at 10:39 13 ...
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send/post xml file using curl command line

...lt;/Expiry_Date^> ^ ^<VerificationStr2^>123^</VerificationStr2^> ^ ^<CVD_Presence_Ind^>1^</CVD_Presence_Ind^> ^ ^<Reference_No^>Some Reference Text^</Reference_No^> ^ ^<Client_Email^>j...
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unable to copy/paste in mingw shell

... answered Jun 8 '17 at 22:33 mdo123mdo123 1,34733 gold badges99 silver badges2929 bronze badges ...
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What is the parameter “next” used for in Express?

...) { // check for and maybe do something with req.user }); Since /users/123 will match the route in your example first, that will first check and find user 123; then /users can do something with the result of that. Route middleware is a more flexible and powerful tool, though, in my opinion, sin...
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Clearing purchases from iOS in-app purchase sandbox for a test user

...t you don't really have to verify your test user email. you can simply put 123@123.com with specify password(that you are still going to use the password in sandbox mode) and it still work. I just tested last night. – sooon May 1 '14 at 12:24 ...
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How do I create a URL shortener?

...on f. This is necessary so that you can find a inverse function g('abc') = 123 for your f(123) = 'abc' function. This means: There must be no x1, x2 (with x1 ≠ x2) that will make f(x1) = f(x2), and for every y you must be able to find an x so that f(x) = y. How to convert the ID to a shortened...
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Python equivalent of D3.js

...wered Oct 10 '13 at 19:28 sk8asd123sk8asd123 1,3851212 silver badges1313 bronze badges ...