How to run a single RSpec test?
I have the following file: ``` /spec/controllers/groups_controller_spec.rb ``` What command in terminal do I use to run just that spec and in what directory do I run the command? My gem file: ```...
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- 28 Aug at 10:34
How to see full query from SHOW PROCESSLIST?
When I issue `SHOW PROCESSLIST` query, only the first 100 characters of the running SQL query are returned in the info column. Is it possible to change MySQL config or issue a different kind of reques...
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- 13 May at 11:44
Truncate a string to first n characters of a string and add three dots if any characters are removed
How can I get the first n characters of a string in PHP? What's the fastest way to trim a string to a specific number of characters, and append '...' if needed?
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- 3 Mar at 03:36
Using C# to check if string contains a string in string array
I want to use C# to check if a string value contains a word in a string array. For example, ``` string stringToCheck = "text1text2text3"; string[] stringArray = { "text1", "someothertext", etc... };...
What is the fastest way to send 100,000 HTTP requests in Python?
I am opening a file which has 100,000 URL's. I need to send an HTTP request to each URL and print the status code. I am using Python 2.6, and so far looked at the many confusing ways Python implement...
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- 6 Feb at 20:29
How to initialize a two-dimensional array in Python?
I'm beginning python and I'm trying to use a two-dimensional list, that I initially fill up with the same variable in every place. I came up with this: ``` def initialize_twodlist(foo): twod_list...
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- 7 Mar at 17:44
How to view files in binary from bash?
I would like to view the contents of a file in the current directory, but in binary from the command line. How can I achieve this?
Lazy Method for Reading Big File in Python?
I have a very big file 4GB and when I try to read it my computer hangs. So I want to read it piece by piece and after processing each piece store the processed piece into another file and read next pi...
What's the bad magic number error?
What's the "Bad magic number" ImportError in python, and how do I fix it? The only thing I can find online suggests this is caused by compiling a .py -> .pyc file and then trying to use it with the w...
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- 5 Feb at 03:13
How to stop event propagation with inline onclick attribute?
Consider the following: ``` <div onclick="alert('you clicked the header')" class="header"> <span onclick="alert('you clicked inside the header');">something inside the header</span> </div> ``` Ho...
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- 20 Jan at 15:12
When should I use GC.SuppressFinalize()?
In .NET, under which circumstances should I use `GC.SuppressFinalize()`? What advantage(s) does using this method give me?
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- 12 Sep at 14:46
Where does Console.WriteLine go in ASP.NET?
In a J2EE application (like one running in WebSphere), when I use `System.out.println()`, my text goes to standard out, which is mapped to a file by the WebSphere admin console. In an ASP.NET applica...
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- 14 Apr at 12:59
Understanding esModuleInterop in tsconfig file
I was checking out someone `.tsconfig` file and there I spotted `--esModuleInterop` This is his `.tsconfig` file ``` { "compilerOptions": { "moduleResolution": "node", "target": "es6", "...
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- 23 Jan at 19:48
How to specify line breaks in a multi-line flexbox layout?
Is there a way to make a line break in multiple line flexbox? For example to break after each 3rd item in [this CodePen](https://codepen.io/asvirskyi/pen/bdbLNz). ``` .container { background: toma...
Global constants file in Swift
In my Objective-C projects I often use a global constants file to store things like notification names and keys for `NSUserDefaults`. It looks something like this: ``` @interface GlobalConstants : NS...
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- 3 Jan at 08:0
What is "X-Content-Type-Options=nosniff"?
I am doing some penetration testing on my localhost with OWASP ZAP, and it keeps reporting this message: > The Anti-MIME-Sniffing header X-Content-Type-Options was not set to 'nosniff'This check is...
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- 24 Jul at 08:11
Do you have to put Task.Run in a method to make it async?
I'm trying to understand async await in the simplest form. I want to create a very simple method that adds two numbers for the sake of this example, granted, it's no processing time at all, it's just...
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- 21 Apr at 08:38
Removing highcharts.com credits link
I have just purchased [highcharts](http://www.highcharts.com/), but the credits link still appears on my graphs which are quite prominent on my site and it distorts the chart view. I assumed I would ...
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- 4 Apr at 03:32
Is it possible to stop JavaScript execution?
Is it possible in some way to stop or terminate [JavaScript](http://en.wikipedia.org/wiki/JavaScript) in a way that it prevents any further JavaScript-based execution from occuring, without reloading ...
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- 19 Aug at 17:24
How do you use "git --bare init" repository?
I need to create a central Git repository but I'm a little confused... I have created a bare repository (in my git server, machine 2) with: ``` $ mkdir test_repo $ git --bare init ``` Now I need t...
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- 15 Nov at 20:3
What column type/length should I use for storing a Bcrypt hashed password in a Database?
I want to store a hashed password (using BCrypt) in a database. What would be a good type for this, and which would be the correct length? Are passwords hashed with BCrypt always of same length? Ex...
What does "where T : class, new()" mean?
Can you please explain to me what `where T : class, new()` means in the following line of code? ``` void Add<T>(T item) where T : class, new(); ```
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- 2 Oct at 18:53
How to get Top 5 records in SqLite?
I have tried this which did not work. ``` select top 5 * from [Table_Name] ```
How can I disable ReSharper in Visual Studio and enable it again?
I installed [ReSharper](http://en.wikipedia.org/wiki/ReSharper), and it works in Visual Studio, but how can I disable it? Whenever I search in the ReSharper menu, I can't find a disable option.
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- 29 Apr at 06:52
Compare two MySQL databases
I'm currently developing an application using a MySQL database. The database-structure is still in flux and changes while development progresses (I change my local copy, leaving the one on the test-s...