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How to randomly select an item from a list?
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If you also need the index, use random.randrange
from random import randrange
random_index = randrange(len(foo))
print(foo[random_index])
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How do I dynamically change the content in an iframe using jquery?
...nterval(changeIframe, 30000);
var sites = ["google.com", "yahoo.com"];
var index = 0;
function changeIframe() {
$('#frame')[0].src = sites[index++];
index = index >= sites.length ? 0 : index;
}
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How to create a multi-tenant database with shared table structures?
...ata model which can be unique per tenant. There are additional tables for indexing, relationships, unique values etc.
Why the hassle?
Each tenant can customize their own data schema at run-time without having to make changes at the database level (alter table etc). This is definitely the hard wa...
Can I get the name of the current controller in the view?
...now for example I would like to change the p tag in 'home' controller and 'index' action.
Inside index.scss file adds.
.nameOfController-nameOfAction <tag> { }
.home-index p {
color:red !important;
}
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Git: See my last commit
...e git log -1, git show, and git diff to get the same sort of output. Personally, I tend to use git show <rev> when looking at individual revisions.
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Android layout replacing a view with another view on run time
... = findViewById(R.id.C);
ViewGroup parent = (ViewGroup) C.getParent();
int index = parent.indexOfChild(C);
parent.removeView(C);
C = getLayoutInflater().inflate(optionId, parent, false);
parent.addView(C, index);
If you don't want to replace already existing View, but choose between option1/option...
Chrome Extension - Get DOM content
...on
"browser_action": {
"default_title": "Test",
"default_popup": "index.html"
},
"permissions": [
"activeTab",
"<all_urls>"
]
index.html
<!DOCTYPE html>
<html>
<head></head>
<body>
<button id="test">TEST!</button>
<sc...
Maximum length of a table name in MySQL
...mum Length (characters)
Database 64
Table 64
Column 64
Index 64
Constraint 64
Stored Procedure or Function 64
Trigger 64
View 64
Alias 256
Compound Statement Label 16
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Where can I find Android's default icons? [duplicate]
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Or download the stuff from http://developer.android.com/design/downloads/index.html
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How to get base url with jquery or javascript?
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This won't work in all the cases, as indicated by somehow undervoted answer by @Artjom B. For example, when a site is tested over local network (and domain is substituted with IP + local path) the base url could be something like 192.168.0.23/~...