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Rails params explained?
Could anyone explain params in Rails controller: where they come from, and what they are referencing?
5 Answers
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How can I force a hard reload in Chrome for Android
...ons in the dev tools to disable cache completely when dev tools are opened and I have the options to manually do a hard reload when long clicking on the reload button (with dev tools open).
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Bash script absolute path with OS X
...ction that'll do the job, but I'm not seeing anything available on the command-line. Here's a quick and dirty replacement:
#!/bin/bash
realpath() {
[[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"
}
realpath "$0"
This prints the path verbatim if it begins with a /. If not it must b...
Where is Python's sys.path initialized from?
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The site module loads and parses the contents of any .pth files in your site-packages directory. These .pth files contain additions to your PYTHONPATH
– ASk
May 22 '09 at 21:03
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How to test which port MySQL is running on and whether it can be connected to?
I have installed MySQL and even logged in there as a user.
13 Answers
13
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iOS 7: UITableView shows under status bar
...of text collisions. I've adjusted both the properties for Under top bars and Adjust scroll view insets which do actually stop it from scrolling under, but at the cost of keeping the top of the table view under. I've attempted to set the UITableView frame to offset by 20 pixels, but it doesn't ...
What's the best way to make a d3.js visualisation layout responsive?
...svg graphic. How do I make this responsive so on resize the graphic widths and heights are dynamic?
12 Answers
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When is SQLiteOpenHelper onCreate() / onUpgrade() run?
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SQLiteOpenHelper onCreate() and onUpgrade() callbacks are invoked when the database is actually opened, for example by a call to getWritableDatabase(). The database is not opened when the database helper object itself is created.
SQLiteOpenHelper versi...
The tilde operator in C
I've seen the tilde operator used in the ELF hashing algorithm, and I'm curious what it does. (The code is from Eternally Confused .)
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Landscape printing from HTML
I have a HTML report, which needs to be printed landscape because of the many columns. It there a way to do this, without the user having to change the document settings?
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