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How to remove/delete a large file from commit history in Git repository?
...
@tony It's worth repeating the entire cloning & clearing procedure to see if the message asking you to pull re-occurs, but it's almost certainly because your remote server is configured to reject non-fast-forward updates (ie, it's configured to stop you from losing hi...
Haskell: How is pronounced? [closed]
...om working on Bool to working on Maybe Bool. But what if we want to lift (&&)?
maybeAnd' :: Maybe Bool -> Maybe (Bool -> Bool)
maybeAnd' = fmap (&&)
Well, that's not what we want at all! In fact, it's pretty much useless. We can try to be clever and sneak another Bool into M...
How can I create a “Please Wait, Loading…” animation using jQuery?
...('#form').submit(function() {
$('#wait').show();
$.post('/whatever.php', function() {
$('#wait').hide();
});
return false;
});
B) Use ajaxStart and ajaxComplete:
$('#wait').ajaxStart(function() {
$(this).show();
}).ajaxComplete(function() {
$(this).hide();
});
Us...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...f negating shows a clearer intent than using the opposite operation. For example: if ! [[ -n $var ]].
If you're using [, the key to making sure that you don't get unexpected results is quoting the variable. Using [[, it doesn't matter.
The error messages, which are being suppressed, are "unary ope...
How to get the next auto-increment id in mysql
...om your SQL query.
Or
You can also use mysql_insert_id() to get it using PHP.
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Truncating all tables in a Postgres database
...ve to do this, I will simply create a schema sql of current db, then drop & create db, then load db with schema sql.
Below are the steps involved:
1) Create Schema dump of database (--schema-only)
pg_dump mydb -s > schema.sql
2) Drop database
drop database mydb;
3) Create Database
crea...
Take a screenshot of a webpage with JavaScript?
...Width, wb.Height));
wb.Dispose();
return bitmap;
}
And then via PHP you can do:
exec("CreateScreenShot.exe -url http://.... -save C:/shots domain_page.png");
Then you have the screenshot in the server side.
shar...
How should a model be structured in MVC? [closed]
...g is a description of how I understand MVC-like patterns in the context of PHP-based web applications. All the external links that are used in the content are there to explain terms and concepts, and not to imply my own credibility on the subject.
The first thing that I must clear up is: the model...
How to escape a JSON string containing newline characters using JavaScript?
....replace(/\\"/g, '\\"')
.replace(/\\&/g, "\\&")
.replace(/\\r/g, "\\r")
.replace(/\\t/g, "\\t")
.replace(/\\b/g, "\\b")
...
How to sum all column values in multi-dimensional array?
...);
Example with array_walk_recursive() for the general case
Also, since PHP 5.5 you can use the array_column() function to achieve the result you want for the exact key, [gozhi], for example :
array_sum(array_column($input, 'gozhi'));
Example with array_column() for the specified key
If you ...