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Selenium: FirefoxProfile exception Can't load the profile

... Update: Selenium team fixed in latest version. For almost all environments the fix is: pip install -U selenium Unclear at which version it was fixed (apparently r13122), but certainly by 2.26.0 (current at time of update) it is fixed. This error means that _wait_until_conn...
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What's an elegant way to conditionally add a class to an HTML element in a view?

...classes mixed with default classes, then you need to put that logic into a string interpolation or ERB tag. Here's an updated approach that avoids putting any logic into the views: <div class="<%= class_string(ok: @success) %>"> some message here </div> class_string method ...
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What's the proper way to install pip, virtualenv, and distribute for Python?

...estion 4314376 , I recommended using ez_setup so that you could then install pip and virtualenv as follows: 15 Answer...
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How to get object length [duplicate]

... This is actually worse than using a simple loop and counter because of the added overhead of the callback function. – nullability Feb 19 '13 at 17:35 ...
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Move the most recent commit(s) to a new branch with Git

...newbranch HEAD~3 git branch --set-upstream-to=oldbranch # Cherry-picks the extra commits from oldbranch. git cherry-pick ..oldbranch # Discards the 3 most recent commits from oldbranch. git branch --force oldbranch oldbranch~3 (if you prefer you can write @{-1} - the previously checked out branch ...
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Cannot open database “test” requested by the login. The login failed. Login failed for user 'xyz\ASP

...count, or then specify another valid SQL Server account in your connection string. Can you show us your connection string (by updating your original question)? UPDATE: Ok, you're using integrated Windows authentication --> you need to create a SQL Server login for "xyz\ASPNET" on your SQL Serve...
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Rename MySQL database [duplicate]

...atabase with the database name you wanted. The short, quick steps without all the above explanation are: mysqldump -u root -p original_database > original_database.sql mysql -u root -p -e "create database my_new_database" mysql -u root -p my_new_database < original_database.sql mysql -u roo...
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?

...benefit of zero extension would actually be required more, so it saves the extra line of code mov rax, 0. By guaranteeing it will always be zero extended to 64 bits, the compilers can work with this axiom in mind whilst in mov rdx, rax, rax only has to wait for its single dependency, meaning it can ...
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How to hide keyboard in swift on pressing return key?

...wDidLoad() // Do any additional setup after loading the view, typically from a nib. self.myTextField.delegate = self } func textFieldShouldReturn(_ textField: UITextField) -> Bool { self.view.endEditing(true) return false } } Code source: http://www...
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浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升

...接修改自行验证其他的例子: #include "stdafx.h" #include <string.h> #include <limits> int _tmain(int argc, _TCHAR* argv[]) { float f1 = FLT_MIN; printf("%f\n", f1); f1 = FLT_MAX; printf("%f\n", f1); // 0 10000101 11110110000000000000000 void * p = (void *)0x42fb000...