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Should image size be defined in the img tag height/width attributes or in CSS? [duplicate]
...t be loaded dynamically, or can change during the lifetime of the page via script) in which case using CSS only makes sense.
The bottom line is that you need to understand the trade-offs and decide which strategy makes the most sense for what you're trying to achieve.
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file_put_contents - failed to open stream: Permission denied
..., and put this code in and save:
<?php mail('Your-EMail','Email-Title','Email-Message'); ?>
Open the URL "www.your-domain.com/mytest.php" one time and then check your email. you should have an email from your host with the information you entered in mytest.php, check the sende...
“Could not find bundler” error
...ct folder do:
bundle install
and then you can run your project using:
script/rails server
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What does .SD stand for in data.table in R
... which other covariates are included in the specification?
Here's a short script leveraging the power of .SD which explores this question:
# this generates a list of the 2^k possible extra variables
# for models of the form ERA ~ G + (...)
extra_var = c('yearID', 'teamID', 'G', 'L')
models =
l...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
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@wilhelmtell: Well, to write the script one still needs another solution, which was my point – a lookup table is simple to use but not simple to create. (Except by copying a ready-made lookup table, but then one might just as well copy any solution.) For e...
Is there an equivalent of 'which' on the Windows command line?
As I sometimes have path problems, where one of my own cmd scripts is hidden (shadowed) by another program (earlier on the path), I would like to be able to find the full path to a program on the Windows command line, given just its name.
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R command for setting working directory to source file location in Rstudio
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To get the location of a script being sourced, you can use utils::getSrcDirectory or utils::getSrcFilename. So changing the working directory to that of the current file can be done with:
setwd(getSrcDirectory()[1])
This does not work in RStudio ...
Difference between MEAN.js and MEAN.io
I wanted to use the MEAN JavaScript Stack, but I noticed that there are two different stacks with either their own website and installation methods: mean.js and mean.io. So I came up asking myself this question: "Which one do I use?".
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Redirect stdout to a file in Python?
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If you want to do the redirection within the Python script, setting sys.stdout to a file object does the trick:
import sys
sys.stdout = open('file', 'w')
print('test')
A far more common method is to use shell redirection when executing (same on Windows and Linux):
$ python...
Problems with lib-icu dependency when installing Symfony 2.3.x via Composer
...this person's problem, but it was the solution to my problem with the same title. I was able to fix this problem for myself by enabling the intl extension in php.ini and upgrading composer.
Upgrading composer.
php composer.phar self-update
Remove comment from this line (in php.ini):
extension=p...