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How to save a PNG image server-side, from a base64 data string
I'm using Nihilogic's "Canvas2Image" JavaScript tool to convert canvas drawings to PNG images.
What I need now is to turn those base64 strings that this tool generates, into actual PNG files on the server, using PHP.
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Rails 4: assets not loading in production
...are requested, they are processed by the processors provided by the coffee-script and sass-rails gems and then sent back to the browser as JavaScript and CSS respectively.
– Rameshwar Vyevhare
Sep 1 '14 at 16:27
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Remove the last line from a file in Bash
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Here is a simple bash script that automates it in case you have multiple files with different number of lines at the bottom to delete: cat TAILfixer FILE=$1; TAIL=$2; head -n -${TAIL} ${FILE} > temp ; mv temp ${FILE} Run it for deleting 4 lines...
how do I check in bash whether a file was created more than x time ago?
...y on it. The only cross-system compatible way I found was to use perl. The script should work on Macs if you replace the corresponding line with this: local changed=$(perl -MFile::stat -e "print stat(\"${filename}\")->mtime") superuser.com/questions/427551/…
– Bijou Tro...
Why doesn't Python have multiline comments?
...ng #." Say someone wants to do an ASCII diagram, or put some reference javascript code to be copied and pasted if a specific problem comes up. The one obvious way to do a task, here, doesn't cover the edge cases of that task. I agree, though, that additional comment styles are BAD.
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Height of status bar in Android [duplicate]
... 480 x 800 the status bar height must be 38px
so i recommend to use this script to get the status bar height
Rect rectangle = new Rect();
Window window = getWindow();
window.getDecorView().getWindowVisibleDisplayFrame(rectangle);
int statusBarHeight = rectangle.top;
int contentViewTop =
wind...
move_uploaded_file gives “failed to open stream: Permission denied” error
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You can also run this script to find out the Apache process owner:
<?php echo exec('whoami'); ?>
And then change the owner of the destination directory to what you've got. Use the command:
chown user destination_dir
And then use the com...
Using jQuery to center a DIV on the screen
...My vote is CSS - much more straightforward and doesn't need any fancy Java script. If you use fixed instead of absolute it'll stay in center of page even when the user scrolls the browser window
– user1616338
Oct 3 '19 at 16:35
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How to measure code coverage in Golang?
... This is awesome! Thanks for sharing. Ended up moving into a test script as I wanted to test a main package in my program. Cheers
– James O'Toole
Oct 19 '16 at 23:59
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Running MSBuild fails to read SDKToolsPath
Howdy, I'm having a bit of an issue runnning a NAnt script that used to properly build my .Net 2.0 based website, when compiling with VS2008 and it's associated tools. I've recently upgraded all the project/solution files to VS2010, and now my build fails with the following error:
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