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Sql Server 'Saving changes is not permitted' error ► Prevent saving changes that require table re-cr
When I create a table in SQL Server and save it, if I try to edit the table design, like change a column type from int to real, I get this error:
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Input widths on Bootstrap 3
...ng the top answer to keep people from adding answers without really understanding the question. In reality there is no way to do it with the build in functionality without using grid or adding extra css. Grids do not work well if you are dealing with help-block elements that need to go beyond a sh...
How to order citations by appearance using BibTeX?
...erwise
Use the makebst (link) tool to design your own bibliography style
And my personal recommendation:
Use the biblatex package (link). It's the most complete and flexible bibliography tool in the LaTeX world.
Using biblatex, you'd write something like
\documentclass[12pt]{article}
\usepack...
Compare two MySQL databases [closed]
...es I've found running mysqldump on both databases with the --skip-comments and --skip-extended-insert options to generate SQL scripts, then running diff on the SQL scripts works pretty well.
By skipping comments you avoid meaningless differences such as the time you ran the mysqldump command. By us...
std::unique_lock or std::lock_guard?
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The difference is that you can lock and unlock a std::unique_lock. std::lock_guard will be locked only once on construction and unlocked on destruction.
So for use case B you definitely need a std::unique_lock for the condition variable. In case A it depends ...
How to disable and re-enable console logging in Python?
I am using Python's logging module and I want to disable the console logging for some time but it doesn't work.
17 Answer...
How do I efficiently iterate over each entry in a Java Map?
If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained within it, what is the most efficient way of going through the map?
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Understanding repr( ) function in Python
... When you call for example repr(x) the interpreter puts 'foo' instead of x and then calls repr('foo').
>>> repr(x)
"'foo'"
>>> x.__repr__()
"'foo'"
repr actually calls a magic method __repr__ of x, which gives the string containing the representation of the value 'foo' assigned ...
An App ID with Identifier '' is not available. Please enter a different string
I am trying to add a new APP ID to prepare for App Store submission and got the following error under the bundle ID I provided.
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What is a columnar database?
... simply storing the info in tables with one (or rather often two) columns (and adding the necessary layer to access the columnar data in an easy fashion).
How do they differ from relational databases?
They generally differ from traditional (row-oriented) databases with regards to ...
performance....