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How to install packages offline?
...r you don't need to use sudo pip….
2) use virtualenv
on online machine select a directory with terminal cd and run this code:
python -m virtualenv myenv
cd myenv
source bin/activate
pip install Flask
after installing all the packages, you have to generate a requirements.txt so while your virt...
How to make a HTML Page in A4 paper size page(s)?
...replace @page x with @page, then it works, but that is not a page-specific selector.
– Rob W
Mar 12 '15 at 22:39
For t...
Extract subset of key-value pairs from Python dictionary object?
...
This answer uses a dictionary comprehension similar to the selected answer, but will not except on a missing item.
python 2 version:
{k:v for k, v in bigDict.iteritems() if k in ('l', 'm', 'n')}
python 3 version:
{k:v for k, v in bigDict.items() if k in ('l', 'm', 'n')}
...
Android preferences onclick event
...nge(Preference preference, Object value) {
System.out.println("Selected: " + value);
return true;
}
});
}
share
|
improve this answer
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f...
Can't start site in IIS (use by another process)
...:80 and then watch for that Process Id (PID) in Task Manager with view->select columns-> process id checked. End that process, restart IIS and you are done. (Note: if you have Skype installed, try exiting that process first.)
In a modern Task Manager, you need to go on the Details tab to sear...
Chrome Dev Tools - Modify javascript and reload
...
Open the Sources panel.
Open the Overrides tab.
Click Setup Overrides.
Select which directory you want to save your changes to.
At the top of your viewport, click Allow to give DevTools read and write access to the directory.
Make your changes."
UPDATE (March 19, 2018): It's live, detailed ...
Use Font Awesome Icon As Favicon
...will display on Safari's pinned tabs and also regular tabs if the user has selected the "Show website icons in tabs" option.
Example HTML for a color bookmark icon:
<head>
<link rel=mask-icon href=https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5.14/svgs/solid/rocket.svg color...
JavaScript file upload size validation
....");
}
else if (!input.files[0]) {
bodyAppend("p", "Please select a file before clicking 'Load'");
}
else {
file = input.files[0];
bodyAppend("p", "File " + file.name + " is " + file.size + " bytes in size");
}
}
function bodyAppend(tagName, innerHTML) {
...
How do you use the ellipsis slicing syntax in Python?
...shape(2,2,2,2)
Now, you have a 4-dimensional matrix of order 2x2x2x2. To select all first elements in the 4th dimension, you can use the ellipsis notation
>>> a[..., 0].flatten()
array([ 0, 2, 4, 6, 8, 10, 12, 14])
which is equivalent to
>>> a[:,:,:,0].flatten()
array([ 0...
Build and Version Numbering for Java Projects (ant, cvs, hudson)
... regexp=".*/tags/(.*)/${ant.project.name}/src"
select="v \1"
defaultvalue="rev ${svn.info.lastRev} (SVN)"
override="true"
/>
<!--
replace date and version in the versionfile ()
-->
...