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How to prevent buttons from submitting forms
...citly:
<button type="button">Button</button>
in order to override the default submit type. I just want to point out the reason why this happens.
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Understanding dict.copy() - shallow or deep?
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Nice answer, but you might consider correcting the grammatical error in your first sentence. And there's no reason to not use L again in b. Doing so would simplify the example.
– Tom Russell
Oct 27 '17 at 4:47
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How do you use bcrypt for hashing passwords in PHP?
...pt works internally. And there are a TON of answers about that. Here are a selection that I've written, that I won't copy/paste here, but link to:
Fundamental Difference Between Hashing And Encryption Algorithms - Explaining the terminology and some basic information about them.
About reversing ha...
schema builder laravel migrations unique on two columns
...ique key across multiple columns.
$table->unique(array('mytext', 'user_id'));
or (a little neater)
$table->unique(['mytext', 'user_id']);
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Primary key or Unique index?
...t SQL Server only allows one null value though.
– David Aldridge
Aug 30 '13 at 14:22
3
but still ...
rails 3 validation on uniqueness on multiple attributes
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In Rails 2, I would have written:
validates_uniqueness_of :zipcode, :scope => :recorded_at
In Rails 3:
validates :zipcode, :uniqueness => {:scope => :recorded_at}
For multiple attributes:
validates :zipcode, :uniqueness => {:scope => [:recor...
Cross-reference (named anchor) in markdown
...e but SO's renderer strips out the anchor.)
Note on self-closing tags and id= versus name=
An earlier version of this post suggested using <a id='tith' />, using the self-closing syntax for XHTML, and using the id attribute instead of name.
XHTML allows for any tag to be 'empty' and 'self-c...
What is a magic number, and why is it bad? [closed]
...Now, what you do is you have the 50 in different places - your SQL script (SELECT TOP 50 * FROM orders), your Website (Your Last 50 Orders), your order login (for (i = 0; i < 50; i++)) and possibly many other places.
Now, what happens when someone decides to change 50 to 25? or 75? or 153? You n...
Java lib or app to convert CSV to XML file? [closed]
...tworks.xstream.XStream;
public class CsvToXml {
public static void main(String[] args) {
String startFile = "./startData.csv";
String outFile = "./outData.xml";
try {
CSVReader reader = new CSVReader(new FileReader(startFile));
String[] li...
Using setImageDrawable dynamically to set image in an ImageView
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Try this,
int id = getResources().getIdentifier("yourpackagename:drawable/" + StringGenerated, null, null);
This will return the id of the drawable you want to access...
then you can set the image in the imageview by doing the following
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