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Assigning default value while creating migration file
...generator command either but was able to specify a default value for a new string column as follows by amending the generated migration file before applying "rake db:migrate":
class AddColumnToWidgets < ActiveRecord::Migration
def change
add_column :widgets, :colour, :string, default: 'red...
Why does “_” (underscore) match “-” (hyphen)?
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I had a similar issue with space and hyphens while matching strings with exact match:
SELECT id FROM location WHERE name = 'IND - HQ';
The above query didn't return any records in MySQL. I had to escape the spaces and hyphens and use LIKE instead of exact match with equals (=) as f...
How does one escape backslashes and forward slashes in VIM find/search?
For instance, if I wanted to a find and replace with strings containing backward or forward slashes, how would this be accomplished in vim? Thank you!
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Does MS SQL Server's “between” include the range boundaries?
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Similar issues with strings as well WHERE col BETWEEN 'a' AND 'z' will exclude most of the z rows for example.
– Martin Smith
Apr 22 '11 at 10:29
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How to force HTTPS using a web.config file
...url="https://{HTTP_HOST}{REQUEST_URI}" redirectType="Permanent" appendQueryString="false" />
</rule>
</rules>
</rewrite>
</system.webServer>
</configuration>
P.S.
This particular solution has nothing to do with ASP.NET/PHP or...
How to connect to SQL Server database from JavaScript in the browser?
...:
var connection = new ActiveXObject("ADODB.Connection") ;
var connectionstring="Data Source=<server>;Initial Catalog=<catalog>;User ID=<user>;Password=<password>;Provider=SQLOLEDB";
connection.Open(connectionstring);
var rs = new ActiveXObject("ADODB.Recordset");
rs.Open...
What does $1 [QSA,L] mean in my .htaccess file?
...ll be rewritten as index.php?url=olle).
QSA means that if there's a query string passed with the original URL, it will be appended to the rewrite (olle?p=1 will be rewritten as index.php?url=olle&p=1.
L means if the rule matches, don't process any more RewriteRules below this one.
For more co...
Get parts of a NSURL in objective-c
I have an NSString with the value of
2 Answers
2
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Is Java Regex Thread Safe?
...a function that uses Pattern#compile and a Matcher to search a list of strings for a pattern.
5 Answers
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Mongodb Explain for Aggregation framework
...regation stages and expressions including support for working with arrays, strings, and facets.
There are also a number of Aggregation Pipeline Optimizations that automatically happen depending on your MongoDB server version. For example, adjacent stages may be coalesced and/or reordered to impro...