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python max function using 'key' and lambda expression
...to compare those items by their integer value.
>>> lis = ['1', '100', '111', '2']
Here max compares the items using their original values (strings are compared lexicographically so you'd get '2' as output) :
>>> max(lis)
'2'
To compare the items by their integer value use key...
Delete with Join in MySQL
...
+50
You just need to specify that you want to delete the entries from the posts table:
DELETE posts
FROM posts
INNER JOIN projects ON pro...
How do you get the Git repository's name in some Git repository?
... edited Aug 2 '18 at 22:19
user803968
1822 bronze badges
answered Mar 30 '13 at 7:09
Fuad SaudFuad Saud
...
Find all packages installed with easy_install/pip?
...
TheodorosPloumis
2,30111 gold badge1414 silver badges2929 bronze badges
answered Jul 6 '11 at 18:02
user35288user35288
...
How to save an HTML5 Canvas as an image on a server?
...n from canvas tutorial)
<canvas id="myCanvas" width="578" height="200"></canvas>
<script>
var canvas = document.getElementById('myCanvas');
var context = canvas.getContext('2d');
// begin custom shape
context.beginPath();
context.moveTo(170, 80);
context.bezierCur...
UITextView that expands to text using auto layout
...
30
The view containing UITextView will be assigned its size with setBounds by AutoLayout. So, this ...
Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
...
Android - Spacing between CheckBox and text
... my XML layout, it messes up the layout. Here's what setting paddingLeft="0" does:
Turns out you can't fix this in XML. You have do it in code. Here's my snippet with a hardcoded padding increase of 10dp.
final float scale = this.getResources().getDisplayMetrics().density;
checkBox.setPadding...
Is “else if” a single keyword?
...t i;
}
So how is your slightly extended example parsed?
if
statement_0;
else
if
statement_1;
else
if
statement_2 ;
will be parsed like this:
if
{
statement_0;
}
else
{
if
{
statement_1;
}
else
{
if
{
statement_2 ;
...
How can one check to see if a remote file exists using PHP?
...$ch);
$retcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
// $retcode >= 400 -> not found, $retcode = 200, found.
curl_close($ch);
Anyway, you only save the cost of the HTTP transfer, not the TCP connection establishment and closing. And being favicons small, you might not see much improvement...