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Visual Studio Copy Project
...le after opening the copied solution and then rename the assembly name and root namespace in the project properties. It was a lot easier than doing everything manually though.
– Fütemire
Jul 31 '17 at 23:59
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SQL set values of one column equal to values of another column in the same table
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How to prevent Node.js from exiting while waiting for a callback?
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I did look at felixge/node-mysql library and didn't see a reference to the command client.connect in the API. Is this the actual call you're trying to make (not trying to be nitpicky here)? Regardless, IMHO you need to think more about how Javascript...
What is a stack trace, and how can I use it to debug my application errors?
... multiple "Caused by" sections. For these, you typically want to find the "root cause", which will be one of the lowest "Caused by" sections in the stack trace. In our case, it's:
Caused by: java.lang.NullPointerException <-- root cause
at com.example.myproject.Book.getId(Book.java:22) &...
How to prevent favicon.ico requests?
...rowser, save it as favicon.ico aka. empty PNG file and store it in website root. Right?
– Martin
Jun 30 '16 at 15:04
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Excel to CSV with UTF8 encoding [closed]
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Needed to export an XLS as CSV to import in MySQL. Using Excel 2003 I exported in format "Unicode Text (.txt)", then used Notepad++ to replace the TAB with ;, then imported the txt-file into phpmyadmin with default "Character set of the file: utf-8", Format "CSV using ...
Issue with adding common code as git submodule: “already exists in the index”
...s number of steps and this worked for me.
Assuming you are in the project root directory and sample git module name is "c3-pro-ios-framework"
Remove the files associated to the submodule
rm -rf .git/modules/c3-pro-ios-framework/
Remove any references to submodule in config
vim .git/config
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Laravel orderBy on a relationship
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If you use mysql strict mode, which is default in Laravel 5.4 ,f.ex you'll receive SQLSTATE[42000]: Syntax error or access violation: 1140 Mixing of GROUP columns ...
– Sabine
Feb 18 '17 at 15:15
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Computed / calculated / virtual / derived columns in PostgreSQL
...s defined in the SQL standard and implemented by some RDBMS including DB2, MySQL and Oracle. Nor the similar "computed columns" of SQL Server.
STORED generated columns are introduced with Postgres 12. Trivial example:
CREATE TABLE tbl (
int1 int
, int2 int
, product bigint GENERATED ALWAYS...
Why should I use document based database instead of relational database?
... my schema, I am constantly frustrated by having to maintain the schema in MySQL/SQLite. While I've not done too much with CouchDB yet, I do like how simple it is to evolve the schema during the RAD process.
A case where you might not want to use a non-relational database is when you have a lot of ...