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When do I use the PHP constant “PHP_EOL”?
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@Andre: How about anyone that writes apps to be installed, used and deployed by others? Are you suggesting these should all limit their "supported platforms" to *nix?
– Cylindric
Mar 4 '11 at 10:52
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When to use an assertion and when to use an exception
...e an exception to check for a condition in my code, I wonder when it is an appropriate time to use an assertion?
11 Answers...
How do I do base64 encoding on iOS?
...opy = 3;
break;
}
for (i = 0; i < ctcopy; i++)
[result appendString: [NSString stringWithFormat: @"%c", base64EncodingTable[output[i]]]];
for (i = ctcopy; i < 4; i++)
[result appendString: @"="];
ixtext += 3;
charsonline += 4;
if ((length > 0) && (ch...
What is the Swift equivalent of respondsToSelector?
...ift most of the time you can achieve what you need with the ? optional unwrapper operator. This allows you to call a method on an object if and only if the object exists (not nil) and the method is implemented.
In the case where you still need respondsToSelector:, it is still there as part of the N...
Importing from a relative path in Python
... list of paths python looks at to import things):
import sys, os
sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'Common'))
import Common
os.path.dirname(__file__) just gives you the directory that your current python file is in, and then we navigate to 'Common/' the directory and i...
“X-UA-Compatible” content=“IE=9; IE=8; IE=7; IE=EDGE”
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IE10 renders old web apps well with IE=8 (YMMV), however IE11 emulation of IE8 breaks. This UA: content="IE=8; IE=11" gives browser mode IE10 Compat Document mode IE8 standards in IE10, and Document mode edge in IE11. One of the issues with IE10...
Bulk insert with SQLAlchemy ORM
...e in performance on the server side resulting in about 10x more inserts/s. Apparently is bulk-loading using \copy (or COPY on the server) using a packing in communicating from client-to-server a LOT better than using SQL via SQLAlchemy. More info: Large bulk insert performance difference PostgreSQL ...
Search stops working for “Entire Solution”
...+Break, paying attention to releasing Break first. It doesn't matter which application is active.
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Dispelling the UIImage imageNamed: FUD
...ageNamed in your code. Now, for posterity's sake:
The sister thread on the Apple Dev Forums received some better traffic. Specifically Rincewind added some authority.
There are issues in iPhone OS 2.x where the imageNamed: cache would not be cleared, even after a memory warning. At the same time +i...
CSS to stop text wrapping under image
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Wrapping a <span> in a <p> is witchcraft straight out of Hogwartz! Works beautifully!
– J-a-n-u-s
Jul 9 at 18:07
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