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Insert new item in array on any position in PHP
...ht not behave the same for an array, an object, or null. For scalars, type-casting (array)$scalar is equivalent to array($scalar), but for an array, an object, or null, it will be ignored (array), convert to an array (object), or become an empty array (null) - see php.net/manual/en/…
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How to declare global variables in Android?
I am creating an application which requires login. I created the main and the login activity.
17 Answers
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How can I create an object based on an interface file definition in TypeScript?
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If you are using React, the parser will choke on the traditional cast syntax so an alternative was introduced for use in .tsx files
let a = {} as MyInterface;
https://www.typescriptlang.org/docs/handbook/jsx.html
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How can I convert a string to boolean in JavaScript?
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BTW, for 1 or 0 it should also cast for false or true
– Miguel
Mar 9 '18 at 18:12
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show 5 more ...
How can I get the console logs from the iOS Simulator?
...ut, so you can see the logs mixed up with system logs.
Open the Terminal and type: tail -f /var/log/system.log
Then run the simulator.
EDIT:
This stopped working on Mavericks/Xcode 5. Now you can access the simulator logs in its own folder: ~/Library/Logs/iOS Simulator/<sim-version>/syste...
Remote debugging Tomcat with Eclipse
... it. Eclipse doesn't actually say anything when it successfully connects, and reconnecting a second time forces the error. So it was working, but I just didn't notice.
– victor
Oct 1 '10 at 17:18
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Why is “import *” bad?
...f into your namespace (might shadow some other object from previous import and you won't know about it).
Because you don't know exactly what is imported and can't easily find from which module a certain thing was imported (readability).
Because you can't use cool tools like pyflakes to statically ...
Update MongoDB field using value of another field
...lection or create a new one. Also for update operations that require "type casting" you will need client side processing, and depending on the operation, you may need to use the find() method instead of the .aggreate() method.
MongoDB 3.2 and 3.0
The way we do this is by $projecting our documents ...
Formula px to dp, dp to px android
...integer value.. The 0.5 is added and then the result of the calculation is cast as an int causing it to truncate the mantissa and leaving characteristic as a properly rounded integer value.
– Kelly Copley
Aug 24 '12 at 4:40
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Parsing a string into a boolean value in PHP
...ugh them. Nothing quite fit my needs so I wrote my own:
function loosely_cast_to_boolean($value) {
if(is_array($value) || $value instanceof Countable) {
return (boolean) count($value);
} else if(is_string($value) || is_object($value) && method_exists($value, '__toString')) ...