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Quickly reading very large tables as dataframes
... implementation that would slow things down. In my case, I am assuming I know the types of the columns ahead of time, the table does not contain any column headers or row names, and does not have any pathological characters that I have to worry about.
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Setting up a deployment / build / CI cycle for PHP projects
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@Ryan, I don't know what happend. I do know, that you can try others. Maybe you could try: CircleCI or you could check this topic: Hosted Continuous Integration for PHP?
– Michiel
Nov 14 '12 at 14:24
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To ARC or not to ARC? What are the pros and cons? [closed]
... unroll loops, eliminate temporary variables, inline functions, etc.)
OK, now I will tell you about the small downsides:
If you're a long-time ObjC developer, you will twitch for about a week when you see ARC code. You will very quickly get over this.
There are some (very) small complications in ...
Centering the pagination in bootstrap
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I don't know when drive-by downvoting became cool, but your first answer works for me so have an upvote.
– David Harbage
Nov 27 '13 at 1:20
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How to manually create icns files using iconutil?
... has been broken in El Capitan? Upgraded my Mac to 10.11.3 and this script now returns "error: Unsuported image format" then "/Users/IconScript/MyIcon-osx.iconset:error: Variant named 'icon' contains no image resources." then "MyIcon-osx.iconset:error: Failed to generate ICNS." Tried the same script...
Send attachments with PHP Mail()?
...he main script file -- require_once('path/to/file/class.phpmailer.php');
Now, sending emails with attachments goes from being insanely difficult to incredibly easy:
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;
$email = new PHPMailer();
$email->SetFrom('you@example.com...
What are the most-used vim commands/keypresses?
... I've never seen this before, very cool reference for after you know what the commands do.
– amccormack
Mar 23 '11 at 4:27
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How to parse the AndroidManifest.xml file inside an .apk package
...n the device. (There are fields whose purpose I don't understand, if you know what they mean, tell me, I'll update the info.)
// decompressXML -- Parse the 'compressed' binary form of Android XML docs
// such as for AndroidManifest.xml in .apk files
public static int endDocTag = 0x00100101;
publi...
node.js child process - difference between spawn & fork
...uire('child_process').fork('child.js'); for example on my main app, I will now have 2 seperate cores running. If I were to run a heavy for loop in the child.js (process), I'd essentially be utilizing more cores to power child.js, right? Would that cpu usage be effecting my main app core though?
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When does invoking a member function on a null instance result in undefined behavior?
...d a weak "use a dereferenced null pointer, get undefined behavior" view.
Now we consider the question.
Yes, (a) results in undefined behavior. In fact, if this is null then regardless of the contents of the function the result is undefined.
This follows from §5.2.5/3:
If E1 has the type ...