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Delegates in swift?
...interface MyCustomClass: UIViewController <ClassIWantToUseDelegate>, allowing you to init/configure the viewcontroller, as well as call delegate methods on the subviews? Something similar to this?
– Mahmud Ahmad
Aug 11 '16 at 22:32
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...expect to be hitting this limit you should strongly consider starting a parallel track validating a 64-bit JVM for your production environment so you have that ready for when the 32-bit environment breaks down. Otherwise you will have to do that work under pressure, which is never nice.
Edit 201...
How to get a list of column names on Sqlite3 database?
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PRAGMA table_info(table_name);
will get you a list of all the column names.
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MySQL search and replace some text in a field
... @inemanja, @Air without the WHERE clause you do an UPDATE on all the rows...
– Alexis Wilke
Jun 25 '15 at 3:37
7
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Creating a config file in PHP
...ne simple but elegant way is to create a config.php file (or whatever you call it) that just returns an array:
<?php
return array(
'host' => 'localhost',
'username' => 'root',
);
And then:
$configs = include('config.php');
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Get the client's IP address in socket.io
...it logs on git hub to figure this one out, but the following code does actually work for me now:
var io = require('socket.io').listen(server);
io.sockets.on('connection', function (socket) {
var address = socket.handshake.address;
console.log('New connection from ' + address.address + ':' + ad...
Assert a function/method was not called using Mock
...y to test my application, but I want to assert that some function was not called. Mock docs talk about methods like mock.assert_called_with and mock.assert_called_once_with , but I didn't find anything like mock.assert_not_called or something related to verify mock was NOT called .
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Need to understand the usage of SemaphoreSlim
...at there won't be more than 10 workers doing this work at the same time.
Calling WaitAsync on the semaphore produces a task that will be completed when that thread has been given "access" to that token. await-ing that task lets the program continue execution when it is "allowed" to do so. Having ...
Install tkinter for Python
...: No module named 'tkinter' I Use(Python 3.7.5)
– sqp_125
Dec 9 '19 at 18:30
Solution: sudo apt-get install python3.7-...
WordPress asking for my FTP credentials to install plugins
I installed a WordPress blog in my local system. But when I try to add plugins from admin it asks for FTP access. What do I need to configure for WordPress to be able to upload without FTP?
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