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Authoritative position of duplicate HTTP GET query keys
...ven, last-given, array-of-all, string-join-with-comma-of-all.
Suppose the raw request is:
GET /blog/posts?tag=ruby&tag=rails HTTP/1.1
Host: example.com
Then there are various options for what request.query['tag'] should yield, depending on the language or the framework:
request.query['tag']...
Logging best practices [closed]
...ividual boolean switches to turn on/off specific high volume tracing, e.g. raw message dumps. (Or a separate trace source could be used, similar to WCF/WPF).
You might also want to consider separate trace sources for Activity Tracing vs general (other) logging, as it can make it a bit easier to con...
R and version control for the solo data analyst
...your .Rnw files and not the .tex files that get produced from them. Store raw data if it would be a pain to re-acquire. If possible, write and store a script that acquires your data and another that cleans or modifies it rather than storing changes to raw data.
As for learning a version control s...
How do I determine whether an array contains a particular value in Java?
...t this is still better then "rolling your own" and easier to read then the raw java way.
– Jason
Dec 7 '12 at 17:48
2
...
What does it mean: The serializable class does not declare a static final serialVersionUID field? [d
...ion is what you do to an instance of an object if you want to dump it to a raw buffer, save it to disk, transport it in a binary stream (e.g., sending an object over a network socket), or otherwise create a serialized binary representation of an object. (For more info on serialization see Java Seria...
Jquery UI tooltip does not support html content
... your tooltip to html entities within the title tag so as to avoid putting raw html directly in your attributes:
$('div').tooltip({
content: function () {
return $(this).prop('title');
}
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"&g...
What is causing this ActiveRecord::ReadOnlyRecord error?
...ork around.
Using find_by_sql is not really an alternative as it returns raw row/column data, not ActiveRecords. You have two options:
Force the instance variable @readonly to false in the record (hack)
Use :include => :card instead of :join => :card
Rails 2.3.4 and above
Most of the a...
Creating multiline strings in JavaScript
...ines.
Escapes are interpreted,
\n is a newline.`;
let str = String.raw`This is a text
with multiple lines.
Escapes are not interpreted,
\n is not a newline.`;
1 Note: this will be lost after minifying/obfuscating your code
...
Swift - Cast Int into enum:Int
...
Use the rawValue initializer: it's an initializer automatically generated for enums.
self.timeFilterSelected = MyTimeFilter(rawValue: (sender as UIButton).tag)!
see: The Swift Programming Language § Enumerations
NOTE: This ans...
Real mouse position in canvas [duplicate]
I'm trying to draw with the mouse over a HTML5 canvas, but the only way that it seems to work well is if the canvas is in the position 0,0 (upper left corner) if I change the canvas position, for some reason it doesn't draw like it should. Here is my code.
...