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Xcode debugging - displaying images
...ok basically like that:
NSData *imageData = UIImagePNGRepresentation(self.myUIImage);
[imageData writeToURL:desktopURL atomically:YES];
And i'm just copy-pasting this code where i want to see content of an image on the run.
Make sure to get rid of this code as soon as possible due to the high-co...
How to select rows with no matching entry in another table?
...
Simple, elegant and it solved my problem! Nice one!
– MikeMighty
Nov 10 '18 at 20:17
2
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How to remove all null elements from a ArrayList or String Array?
...eally big and performance is a concern, I would suggest testing both ways. My guess would be that removeIf is faster, but it's a guess.
– MarcG
Feb 6 '16 at 4:28
1
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reducing number of plot ticks
I have too many ticks on my graph and they are running into each other.
7 Answers
7
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How to convert string to boolean php
...a $_POST. I had a similar problem when I did something like:
if ( $_POST['myVar'] == true) {
// do stuff;
}
In the code above, my Boolean was converted into a JSON string.
To overcome this, you can decode the string using json_decode():
//assume that : $_POST['myVar'] = 'true';
if( json_de...
a href link for entire div in HTML/CSS
...of what Surreal Dreams said, it's probably best to style the anchor tag in my experience, but it really does depend on what you are doing. Here's an example:
Html:
<div class="parent-div">
<a href="#">Test</a>
<a href="#">Test</a>
<a href="#">Test</a&g...
How do I get a list of all the duplicate items using pandas in python?
... Oops, you're right @FinancialRadDeveloper, on both counts. I'll delete my comment. Thanks for picking up the error.
– dreme
Nov 11 '18 at 9:50
4
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Null check in an enhanced for loop
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@Jon: I have always asked my self, what was the use of that emptyList java.sun.com/j2se/1.5.0/docs/api/java/util/… What's IIRC?
– OscarRyz
Feb 12 '10 at 6:34
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Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
... @Joshua Cheek: Personally, I don't like that. (But please don't look at my older code, because it is littered with that kind of stuff :-) ). I simply pretend that the lib directory is on the $LOAD_PATH and then require all files relative to lib. In other words: I leave it to the administrator to ...
Should Javadoc comments be added to the implementation?
...pertype, you could be in a world of trouble. I studied this problem during my PhD and found that in general folks will never be aware of the extra information in the overriding version if they are invoking through a supertype.
Addressing this problem was one of the major feature of the prototype t...