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Drop data frame columns by name

... Nutty. identical(post_time_1, post_time_2) [1] TRUE =D – Daniel Fletcher Apr 30 '16 at 2:47 add a comment ...
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How to make a JSONP request from Javascript without JQuery?

...t's worth pointing out that the response should be of the form: foo(payload_of_json_data), the idea being that when it gets loaded into the script tag, it calls the foo function with the payload already as a javascript object and no parsing is necessary. – Octopus ...
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Google Authenticator implementation in Python

...m/tadeck/onetimepass). import hmac, base64, struct, hashlib, time def get_hotp_token(secret, intervals_no): key = base64.b32decode(secret, True) msg = struct.pack(">Q", intervals_no) h = hmac.new(key, msg, hashlib.sha1).digest() o = ord(h[19]) & 15 h = (struct.unpack("&g...
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Ruby: Easiest Way to Filter Hash Keys?

...with just the choices in it. choices = params.select { |key, value| key.to_s.match(/^choice\d+/) } or you can use delete_if and modify the existing Hash e.g. params.delete_if { |key, value| !key.to_s.match(/choice\d+/) } or if it is just the keys and not the values you want then you can do: p...
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How to determine the content size of a UIWebView?

...gSize.width, fittingSize.height); } Swift 4.x func webViewDidFinishLoad(_ webView: UIWebView) { var frame = webView.frame frame.size.height = 1 webView.frame = frame let fittingSize = webView.sizeThatFits(CGSize.init(width: 0, height: 0)) frame.size = fittingSize webView.f...
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How to fix HTTP 404 on Github Pages?

... In my case, I had folders whose names started with _ (like _css and _js), which GH Pages ignores as per Jekyll processing rules. If you don't use Jekyll, the workaround is to place a file named .nojekyll in the root directory. ...
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Passing command line arguments from Maven as properties in pom.xml

... </activation> <properties> <build_os>linux</build_os> <build_ws>gtk</build_ws> <build_arch>x86_64</build_arch> </properties> </profile> <profile> <id>wi...
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angularjs directive call function specified in attribute and pass an argument to it

...the question does not. Or am i missing something? – j_walker_dev Oct 31 '14 at 10:09 From my tests using this code in ...
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How do I create a self-signed certificate for code signing on Windows?

...ert (Get-ChildItem Cert:\CurrentUser\My -CodeSigningCert)[0] -FilePath code_signing.crt The [0] will make this work for cases when you have more than one certificate... Obviously make the index match the certificate you want to use... or use a way to filtrate (by thumprint or issuer). Import it ...
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Exclude a directory from git diff

... -s extglob), you could handle that from the shell side: git diff previous_release current_release !(spec) Saves you having to list all other things. Or, shell-agnostic: git diff previous_release current_release --name-only | grep -v '^spec/' \ | xargs git diff previous_release current_rele...