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Get record counts for all tables in MySQL database
Is there a way to get the count of rows in all tables in a MySQL database without running a SELECT count() on each table?
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FFMPEG (libx264) “height not divisible by 2”
...ons so this filter will:
Divide the original height and width by 2
Round it up to the nearest pixel
Multiply it by 2 again, thus making it an even number
Add black padding pixels up to this number
You can change the color of the padding by adding filter parameter :color=white. See the documentat...
Jackson enum Serializing and DeSerializer
...s an excellent one if you wish to completely decouple your enum class from its JSON representation.
Alternatively, if you prefer a self-contained solution, an implementation based on @JsonCreator and @JsonValue annotations would be more convenient.
So leveraging on the example by @Stanley the foll...
Git SSH error: “Connect to host: Bad file number”
I followed the git guide but I have this strange issue when trying to connect to github:
19 Answers
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Server.UrlEncode vs. HttpUtility.UrlEncode
Is there a difference between Server.UrlEncode and HttpUtility.UrlEncode?
6 Answers
6
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Bash array with spaces in elements
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I think the issue might be partly with how you're accessing the elements. If I do a simple for elem in $FILES, I experience the same issue as you. However, if I access the array through its indices, like so, it works if I add the elements either numerically or...
Remove rows with all or some NAs (missing values) in data.frame
... 0 2 2 2 2
6 ENSG00000221312 0 1 2 3 2
na.omit is nicer for just removing all NA's. complete.cases allows partial selection by including only certain columns of the dataframe:
> final[complete.cases(final[ , 5:6]),]
gene hsap mmul mmus rnor cfam
2 ENSG...
Cron and virtualenv
...t:
/home/my/virtual/bin/python /home/my/project/manage.py command arg
EDIT: If your django project isn't in the PYTHONPATH, then you'll need to switch to the right directory:
cd /home/my/project && /home/my/virtual/bin/python ...
You can also try to log the failure from cron:
cd /home...
Regex: match everything but specific pattern
I need a regex able to match everything but a string starting with a specific pattern (specifically index.php and what follows, like index.php?id=2342343 )
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Removing Java 8 JDK from Mac
... 8 a while ago to look at some of the examples. I thought for sure by now, it's easy to change between versions.
12 Answer...