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Reflection: How to Invoke Method with parameters

...ngth > 0 orderby t.Name select t; foreach (var type in testTypes) { //get test method in types. var testMethods = from m in type.GetMethods() let attributes = m.GetCustomAttribut...
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Hosting ASP.NET in IIS7 gives Access is denied?

..., nothing worked except the following, which solved the problem: open IIS, select the site, open Authentication (in the IIS section), right click Anonymous Authentication and select Edit, select Application Pool Identity. sh...
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al

...al code mask = ((r["dt"] >= startdate) & (r["dt"] <= enddate)) selected = r[mask] looks correct. However, if you do want and, then instead of a and b use (a-b).any() or (a-b).all(). share | ...
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How to use the “required” attribute with a “radio” input field

...buttons they must all have the same name value. This allows only one to be selected at a time and applies required to the whole group. <form> Select Gender:<br> <label> <input type="radio" name="gender" value="male" required> Male </label><b...
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The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or

...urn the ith sequential element of x. For lists, one generally uses [[ to select any single element, whereas [ returns a list of the selected elements. The [[ form allows only a single element to be selected using integer or character indices, whereas [ allows indexing by vectors. Note though tha...
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Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent

... Open Keychain Access, then in the File menu select Lock All Keychains. Then go back to Xcode and clean and rebuild. It will prompt you for your password again to unlock the keychain. After this, assuming you have no other compile issues, it will succeed! ...
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Capybara Ambiguity Resolution

...t So it's adviced to choose another, less ambiguous locator: for example select element by id, class or other css/xpath locator so that only one element will match it. As a note here are some locators that I usually consider useful when resolving ambiguity: find('ul > li:first-child') It'...
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How to delete a certain row from mysql table with same column values?

...ike this: DELETE FROM your_table WHERE id_users=1 AND id_product=2 LIMIT (SELECT COUNT(*)-1 FROM your_table WHERE id_users=1 AND id_product=2) share | improve this answer | ...
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How to create a sequence of integers in C#?

... Linq projection with the rarely used indexer overload (i): (new int[11]).Select((o,i) => i) I prefer this method for its flexibilty. For example, if I want evens: (new int[11]).Select((item,i) => i*2) Or if I want 5 minute increments of an hour: (new int[12]).Select((item,i) => i*5...
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commands not found on zsh

...the file. After saving the file, change the /bin/zsh in your command or select default ...and restart terminal and you should have your zsh shell working again! share | improve this answer ...