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Recommendation for compressing JPG files with ImageMagick
I want to compress a JPG image file with ImageMagick but can't get much difference in size. By default the output size is bigger than the input. I don't know why, but after adding some +profile options and setting down the quality I can get an smaller size but still similar to original.
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What is going wrong when Visual Studio tells me “xcopy exited with code 4”
...ed Common Properties: "Startup Project; Project Dependencies; Debug Source Files; Code Analysis Settings". Listed Configuration Properties: "configuration".
– Raven Dreamer
Apr 11 '11 at 19:53
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How do I get the picture size with PIL?
...ng the installation are here.
Code
from PIL import Image
with Image.open(filepath) as img:
width, height = img.size
Speed
This needed 3.21 seconds for 30336 images (JPGs from 31x21 to 424x428, training data from National Data Science Bowl on Kaggle)
This is probably the most important reas...
Twitter Bootstrap vs jQuery UI? [closed]
...
You can compile the less files to .css files. Building the bootstrap (using make), will create ready to use CSS files. In that way you don't need to use less.
– mikaelb
Mar 20 '12 at 7:51
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Android Studio inline compiler showing red errors, but compilation with gradle works fine
...ing me on the right track here.
Diagnosis
The Sync Project with Gradle Files option in Android Studio seems to keep the Project Structure libraries up to date.
However, in my case there were some errors:
Expanding the (not very obvious) link showed the detail. My wire-runtime library was ...
How do you create a daemon in Python?
... for the use case
relinquish elevated suid, sgid privileges
close all open file descriptors, with exclusions depending on the use case
behave correctly if started inside an already-detached context, such as init, inetd, etc.
set up signal handlers for sensible daemon behaviour, but also with specifi...
It has a DefiningQuery but no InsertFunction element… err
...thout a PrimaryKey it is treated as a View.
And views show up in the EDMX file (open in an XML editor to see) in the StorageModel\EntitySet[n]\DefiningQuery element.
When you have a DefiningQuery the Entity becomes readonly unless you add modification functions. You need 3 modifications functions ...
Error Code: 2013. Lost connection to MySQL server during query
... This was exactly my issue. I was importing a database backup from a file and MySQL Workbench was reporting this 2013 error followed by "Operation failed with exitcode 1". It turns out the backup had large blob columns exceeding MySQL's default max_allowed_packet size of 4M. Increasing this fi...
Highlight text similar to grep, but don't filter out text [duplicate]
...it of allowing full perl regular expressions.
$ ack --passthru 'pattern1' file_name
$ command_here | ack --passthru 'pattern1'
You can also do it using grep like this:
$ grep --color -E '^|pattern1|pattern2' file_name
$ command_here | grep --color -E '^|pattern1|pattern2'
This will match all...
How do I detect that an iOS app is running on a jailbroken phone?
...le to see if Cydia is installed and go by that - something like
NSString *filePath = @"/Applications/Cydia.app";
if ([[NSFileManager defaultManager] fileExistsAtPath:filePath])
{
// do something useful
}
For hacked kernels, it's a little (lot) more involved.
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