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What Does Question Mark Mean in Xcode Project Navigator?
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It's the file untracked by source control.
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MySql - Way to update portion of a string?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Best way to work with transactions in MS SQL Server Management Studio
...your code in a transaction, and then execute each batch of T-SQL code line by line.
For example,
Begin Transaction
-Do some T-SQL queries here.
Rollback transaction -- OR commit transaction
If you want to incorporate error handling you can do so by using a TRY...CATCH BLOCK. Should an...
How to use mongoimport to import csv
...cting to: test
> use mydb
switched to db mydb
> db.things.find()
{ "_id" : ObjectId("4d32a36ed63d057130c08fca"), "Name" : "Jane Doe", "Address" : "123 Main St", "City" : "Whereverville", "State" : "CA", "ZIP" : 90210 }
{ "_id" : ObjectId("4d32a36ed63d057130c08fcb"), "Name" : "John Doe", "Addre...
Set default CRAN mirror permanent in R
... mirror site-wide in your Rprofile.site. The location of the file is given by ?Startup:
The
path of this file is taken from the value of the R_PROFILE
environment variable (after tilde expansion). If this variable is
unset, the default is R_HOME/etc/Rprofile.site, which is ...
List of Java class file format major version numbers?
... class version, got 50, expected 49. Or something like that.
See here in byte offset 7 for more info.
Additional info can also be found here.
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What does a \ (backslash) do in PHP (5.3+)?
... function called is from the global namespace, even if there is a function by the same name in the current namespace.
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Is returning by rvalue reference more efficient?
...turns, the temporary object will get destructed. You should return Beta_ab by value, like the following
Beta_ab
Beta::toAB() const {
return Beta_ab(1, 1);
}
Now, it's properly moving a temporary Beta_ab object into the return value of the function. If the compiler can, it will avoid the mo...
What does “#pragma comment” mean?
...leave a comment in the generated object file. The comment can then be read by the linker when it processes object files.
#pragma comment(lib, libname) tells the linker to add the 'libname' library to the list of library dependencies, as if you had added it in the project properties at Linker->In...
Turn off Visual Studio Attach security warning when debugging IIS
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Also found in the article mentioned by Tzury, but to sum up the answers in this thread:
make sure Visual Studio is not running when changing the registry key or it will be overwritten on exit with the old value
Change (or create) the following registry key t...