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Should image size be defined in the img tag height/width attributes or in CSS? [duplicate]
...bitrary user agent (e.g. a speech browser) should have that information in order to relate it to the user. At the least, the aspect ratio could prove useful ("image has a width of 15 and a height of 200"). Such user agents wouldn't necessarily process any CSS.
The spec says that the width and heigh...
Relative imports in Python 2.7
...ia sys.path . Additional code that manipulates sys.path would be needed in order for direct execution to work without the top level package already being importable." -- this is the most disturbing bit to me since this "additional code" is actually quite long and can't be stored elsewhere in package...
Will docker container auto sync time with the host machine?
...our docker container cannot be resolved by running your container with -v /etc/localtime:/etc/localtime:ro
Instead, for now, you have to periodically run this on OSX:
/usr/local/bin/boot2docker ssh sudo ntpclient -s -h pool.ntp.org
Update for users of Kitematic
If you are running Kitematic, wh...
Input and output numpy arrays to h5py
...pe float . If I save it with the extension .dat the file size is of the order of 500 MB. I read that using h5py reduces the file size considerably. So, let's say I have the 2D numpy array named A . How do I save it to an h5py file?
Also, how do I read the same file and put it as a numpy array ...
How to detect DIV's dimension changed?
... slow as hell. A requestAnimationFrame that checks for a simple boolean is orders of magnitude faster than a setTimeout checking all the time against DOM properties. Beside that setTimeout is also called every few milliseconds.
– Marc J. Schmidt
Mar 17 '16 at 1...
How to prevent browser page caching in Rails
...tion test (BURP, Detectify, etc.), you can install this Gem on Rails 4+ in order to add the following headers to all responses:
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: -1
Works like a charm and is really the right way to go for secure, HTTPS web app...
@OneToMany List vs Set difference
... column specified, will just be handled as a bag by Hibernate (no specific ordering).
One notable difference in the handling of Hibernate is that you can't fetch two different lists in a single query. For example, if you have a Person entity having a list of contacts and a list of addresses, you w...
How to make a SIMPLE C++ Makefile
...hat is, it takes care of knowing what commands need to be executed in what order to take your software project from a collection of source files, object files, libraries, headers, etc., etc.---some of which may have changed recently---and turning them into a correct up-to-date version of the program...
How to know when UITableView did scroll to bottom in iPhone
I would like to know when a UITableView did scroll to bottom in order to load and show more content, something like a delegate or something else to let the controller know when the table did scroll to bottom.
...
How to Create Grid/Tile View?
...ntainer
#flex-container {
display: flex;
flex-flow: column wrap;
}
Reorder the elements, so that the DOM order is respected horizontally instead of vertically. For example, if you want 3 columns,
#flex-container > :nth-child(3n + 1) { order: 1; } /* 1st column */
#flex-container > :nth-...
