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Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
...need to generate the OperationID by yourself. The new id can be fetched by SELECT SCOPE_IDENTITY().
– Hakan Winther
Aug 26 '09 at 13:29
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JSF backing bean structure (best practices)
...VC design pattern. The typical use case is supplying an ArrayList to JSF h:selectOneMenu drop-down lists that appear in more than one JSF view. If the data in the dropdown lists is particular to the user, then the bean would be kept in session scope. However, if the data applies to all users (such a...
How do I rename an open file in Emacs?
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Yes, with dired mode, you can:
C-x d to open dired
RET to select directory of current file
C-x C-j (dired-jump to the name of the current file, in Dired)
R to rename the file (or dired-do-rename).
q to go back to the (renamed) file buffer
The rename is equivalent to a shell mv, b...
How to print colored text in Python?
...d colorize the output. Now I can even one up the library and let the user select colors. This will allow color blind people to set things to work so they can actually see the output correctly. Thanks
– Demolishun
Nov 30 '12 at 13:05
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Epoch vs Iteration when training neural networks
...ining instances into subsets (i.e., batches), performing one pass over the selected subset (i.e., batch), and then optimizing the network through backpropagation. The number o
Why JavaScript rather than a standard browser virtual machine?
...loping fast.
JavaScript is an ugly language, but through careful use of a selective subset of features, and support from suitable object libraries, it can generally be made fairly tolerable. It seems incremental, practical additions to JavaScript are the only way web scripting is likely to move on....
Swift Beta performance: sorting arrays
...he left partition always first.) Quicksort implemented with a simple pivot selection in the worst case takes O(n^2) time, but even in this worst case you only need O(log n) stack space by recursing on the smaller partition first.
– Macneil Shonle
Mar 16 '15 at ...
What are the real-world strengths and weaknesses of the many frameworks based on backbone.js? [close
...-framework-built-with-backbone-js-and-requirejs-using-amd/
Our Problem:
Selected libraries (jQuery, Underscore.js, Backbone.js, RequireJS, Mustache) provide module loading, dependency management, application structure (for models, collections, views and routes), asynchronous interactions with API...
How do I make a Git commit in the past?
... By the way, the '-0400' part speicfies the timezone offset. Be aware of selecting it properly...because if not, your time will change based on that. For example in the case of myself, who live in Chicago, i had to choose '-0600' (North America CST). You can find the codes in here: timeanddate.co...
E11000 duplicate key error index in mongodb mongoose
...find the index that you are not using anymore (in OP's case 'email'). Then select Drop Index
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