Do you use source control for your database items?
I feel that my shop has a hole because we don't have a solid process in place for versioning our database schema changes. We do a lot of backups so we're more or less covered, but it's bad practice to...
- Modified
- 1 Mar at 21:20
TypeScript getting error TS2304: cannot find name ' require'
I am trying to get my first TypeScript and DefinitelyTyped Node.js application up and running, and running into some errors. I am getting the error "TS2304: Cannot find name 'require' " when I attemp...
- Modified
- 21 Oct at 23:31
How to check whether a pandas DataFrame is empty?
How to check whether a pandas `DataFrame` is empty? In my case I want to print some message in terminal if the `DataFrame` is empty.
Set EditText cursor color
I am having this issue where I am using the Android's Holo theme on a tablet project. However, I have a fragment on screen which has a white background. I am adding an `EditText` component on this fra...
- Modified
- 5 Dec at 13:39
Use 'class' or 'typename' for template parameters?
> [C++ difference of keywords ‘typename’ and ‘class’ in templates](https://stackoverflow.com/questions/2023977/c-difference-of-keywords-typename-and-class-in-templates) When defining a functio...
How do I uninstall a Windows service if the files do not exist anymore?
How do I uninstall a .NET Windows Service if the service files do not exist anymore? I installed a .NET Windows Service using InstallUtil. I have since deleted the files but forgot to run ``` InstallU...
- Modified
- 25 Aug at 13:48
What's the best way to break from nested loops in JavaScript?
What's the best way to break from nested loops in Javascript? ``` //Write the links to the page. for (var x = 0; x < Args.length; x++) { for (var Heading in Navigation.Headings) { for (va...
- Modified
- 19 May at 21:6
JavaScript Promises - reject vs. throw
I have read several articles on this subject, but it is still not clear to me if there is a difference between `Promise.reject` vs. throwing an error. For example, ``` return asyncIsPermitted() ...
- Modified
- 30 Oct at 21:48
Invalidating JSON Web Tokens
For a new node.js project I'm working on, I'm thinking about switching over from a cookie based session approach (by this, I mean, storing an id to a key-value store containing user sessions in a user...
- Modified
- 25 Feb at 07:13
Error "'git' is not recognized as an internal or external command"
I have an installation of Git for Windows, but when I try to use the `git` command in Command Prompt, I get the following error: ``` 'git' is not recognized as an internal or external command, operab...
- Modified
- 17 Dec at 02:7
How to enter a multi-line command
Is it possible to split a PowerShell command line over multiple lines? In Visual Basic I can use the underscore (`_`) to continue the command in the next line.
- Modified
- 23 Jul at 11:38
.war vs .ear file
What is the difference between a .war and .ear file?
- Modified
- 30 Jun at 17:19
How do I count the number of occurrences of a char in a String?
I have the string ``` a.b.c.d ``` I want to count the occurrences of '.' in an idiomatic way, preferably a one-liner. (Previously I had expressed this constraint as "without a loop", in case you'...
How do I resize an image using PIL and maintain its aspect ratio?
Is there an obvious way to do this that I'm missing? I'm just trying to make thumbnails.
- Modified
- 7 Nov at 23:41
How to encode the filename parameter of Content-Disposition header in HTTP?
Web applications that want to force a resource to be rather than directly in a Web browser issue a `Content-Disposition` header in the HTTP response of the form: `Content-Disposition: attachment; fi...
- Modified
- 2 Nov at 14:20
Copy the entire contents of a directory in C#
I want to copy the entire contents of a directory from one location to another in C#. There doesn't appear to be a way to do this using `System.IO` classes without lots of recursion. There is a meth...
Determine whether integer is between two other integers
How do I determine whether a given integer is between two other integers (e.g. greater than/equal to `10000` and less than/equal to `30000`)? What I've attempted so far is not working: ``` if number >...
- Modified
- 8 Mar at 14:7
CSS '>' selector; what is it?
I've seen the "greater than" (`>`) used in CSS code a few times, but I can't work out what it does. What does it do?
- Modified
- 2 Feb at 13:36
Check if multiple strings exist in another string
How can I check if any of the strings in an array exists in another string? For example: ``` a = ['a', 'b', 'c'] s = "a123" if a in s: print("some of the strings found in s") else: print("no s...
How to get current time and date in C++?
Is there a cross-platform way to get the current date and time in C++?
- Modified
- 16 Jun at 20:35
Is there a Max function in SQL Server that takes two values like Math.Max in .NET?
I want to write a query like this: ``` SELECT o.OrderId, MAX(o.NegotiatedPrice, o.SuggestedPrice) FROM Order o ``` But this isn't how the `MAX` function works, right? It is an aggregate function s...
- Modified
- 30 Jun at 11:46
Why should Java 8's Optional not be used in arguments
I've read on many Web sites Optional should be used as a return type only, and not used in method arguments. I'm struggling to find a logical reason why. For example I have a piece of logic which ha...
- Modified
- 4 Feb at 08:56
moving changed files to another branch for check-in
This often happens to me: I write some code, go to check in my changes, and then realize I'm not in the proper branch to check in those changes. However I can't switch to another branch without my cha...
- Modified
- 13 Aug at 10:8
How to send a PUT/DELETE request in jQuery?
`GET`:`$.get(..)` `POST`:`$.post()..` What about `PUT/DELETE`?
- Modified
- 13 May at 08:53
Why does C++ compilation take so long?
Compiling a C++ file takes a very long time when compared to C# and Java. It takes significantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++...
- Modified
- 28 Jan at 08:38