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Rails: Default sort order for a rails model?
...d be chained together but only resulting in 1 actual database query, to avoid performance problems from executing 7 separate queries.
You can use a passed in parameter such as a date or a user_id (something that will change at run-time and so will need that 'lazy evaluation', with a lambda, like th...
Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of
...ter sitting on internal network with proxy to the internet. Here's what I did.
0. Check the maven repositiory server is up
1. Check Proxy is set up and working
First I thought it was a proxy problem, I made sure that maven settings.xml contained the proxy settings (settings.xml can exist in two p...
Manual deployment vs. Amazon Elastic Beanstalk
...nd application server on the same machine/instance is not generally a good idea anyway.
In a PAAS system, the DBMS is a separate service. For Amazon, it would be Amazon RDS. Just like with Elastic Beanstalk, where you don't have to worry about the application server and you just upload your WAR fi...
Non-CRUD operations in a RESTful service
...ase as a business entity or a resource in RESTful dictionary. That being said, making a purchase is actually creating a new resource. So:
POST /api/purchase
will place a new order. The details (user, car, etc.) should be referenced by id (or URI) inside the contents sent to this address.
It does...
Is an anchor tag without the href attribute safe?
...
In HTML5, using an a element without an href attribute is valid. It is considered to be a "placeholder hyperlink."
Example:
<a>previous</a>
Look for "placeholder hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR/2016/REC-html51-20161101/textlevel-s...
What's the point of the X-Requested-With header?
...ss domain:
Accept
Accept-Language
Content-Language
Last-Event-ID
Content-Type
any others cause a "pre-flight" request to be issued in CORS supported browsers.
Without CORS it is not possible to add X-Requested-With to a cross domain XHR request.
If the server is checking that t...
Changing ImageView source
...rawable(getResources().getDrawable(R.drawable.monkey));
*** With new android API 22 getResources().getDrawable() is now deprecated. This is an example how to use now:
myImgView.setImageDrawable(getResources().getDrawable(R.drawable.monkey, getApplicationContext().getTheme()));
and how to validate ...
CREATE TABLE IF NOT EXISTS equivalent in SQL Server [duplicate]
... if not exists (select * from sys.tables t join sys.schemas s on (t.schema_id = s.schema_id) where s.name = 'myschema' and t.name = 'cars') create table myschema.cars ( Name varchar(64) not null )
– bart
Oct 22 '13 at 0:53
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Get the value of a dropdown in jQuery
I have a drop down that has an 'ID, Name' Pair.
11 Answers
11
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Submit form with Enter key without submit button? [duplicate]
...
Don't forget to add the # in front of the input id!
– MadsterMaddness
Nov 4 '14 at 22:50
13
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