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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
...e JSON API, with @ResponseBody based approach like the following. (I already have a service layer producing JSON directly.)
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
...n of DEFAULT CURRENT_TIMESTAMP and ON UPDATE CURRENT_TIMESTAMP clauses. In addition, these clauses now can be used with DATETIME column definitions. For more information, see Automatic Initialization and Updating for TIMESTAMP and DATETIME.
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PowerShell: Setting an environment variable for a single command only
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Keith HillKeith Hill
166k3333 gold badges304304 silver badges341341 bronze badges
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The specified named connection is either not found in the configuration, not intended to be used wit
I have a one entity framework object and when I add it to my project, the connectionstring
is added to app.config in the connectionstring section, but when I want to create new entitycontext and use this connectionstring , this error appears
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How do you rename a MongoDB database?
... not an simple feature for us to implement due to the way that database metadata is stored in the original (default) storage engine. In MMAPv1 files, the namespace (e.g.: dbName.collection) that describes every single collection and index includes the database name, so to rename a set of database fi...
How to grant permission to users for a directory using command line in Windows?
How can I grant permissions to a user on a directory (Read, Write, Modify) using the Windows command line?
17 Answers
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Difference between ObservableCollection and BindingList
...ableCollection and BindingList because I've used both to notify for any add/delete change in Source, but I actually do not know when to prefer one over the other.
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Handling file renames in git
I'd read that when renaming files in git , you should commit any changes, perform your rename and then stage your renamed file. Git will recognise the file from the contents, rather than seeing it as a new untracked file, and keep the change history.
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Python: Get relative path from comparing two absolute paths
...onprefix() solves this (specific) problem.
PPPS: as bluenote10 mentioned, adding a slash does not solve the general problem. Here is his followup question: How to circumvent the fallacy of Python's os.path.commonprefix?
PPPPS: starting with Python 3.4, we have pathlib, a module that provides a sa...
How to get hex color value rather than RGB value?
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Seth Rickard
1355 bronze badges
answered Nov 16 '09 at 7:55
Daniel ElliottDaniel Elliott
21.3k1010 gold ...