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Objective-C declared @property attributes (nonatomic, copy, strong, weak)
...tching of data)
Copy
copy is required when the object is mutable. Use this if you need the value of the object as it is at this moment, and you don't want that value to reflect any changes made by other owners of the object. You will need to release the object when you are finished with it because y...
Making the main scrollbar always visible
...s make the scrollbar always visible and only active when needed.
Update: If the above does not work the just using this may.
html {
overflow-y:scroll;
}
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How do I handle newlines in JSON?
...o www.json.org JSON does accept the control sequence "\n" in strings - and if you try JSON.parse(['"a\\na"'])[1].charCodeAt(); that will show 10 - which was "Linefeed" the last time I checked. --- BTW: Stop screaming!
– BlaM
Nov 11 '15 at 7:25
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What does android:layout_weight mean?
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With layout_weight you can specify a size ratio between multiple views. E.g. you have a MapView and a table which should show some additional information to the map. The map should use 3/4 of the screen and table should use 1/4 of the screen. Then you will...
How can I compare two lists in python and return matches
...5]
>>> b = [9, 8, 7, 6, 5]
>>> set(a) & set(b)
{5}
if order is significant you can do it with list comprehensions like this:
>>> [i for i, j in zip(a, b) if i == j]
[5]
(only works for equal-sized lists, which order-significance implies).
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How to get a URL parameter in Express?
...d is set to " + req.params.tagId);
});
// GET /p/5
// tagId is set to 5
If you want to get a query parameter ?tagId=5, then use req.query
app.get('/p', function(req, res) {
res.send("tagId is set to " + req.query.tagId);
});
// GET /p?tagId=5
// tagId is set to 5
Express 3.x
URL paramete...
'typeid' versus 'typeof' in C++
I am wondering what the difference is between typeid and typeof in C++. Here's what I know:
6 Answers
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Find a value in an array of objects in Javascript [duplicate]
I know similar questions have been asked before, but this one is a little different. I have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array.
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Best branching strategy when doing continuous integration?
... For example in full branch source control like CVS or SVN merging can be difficult and you might be better off with the first model, while if using more complex system like IBM ClearCase and with a larger size of team you could be better of with the second model or a combination of the two.
I pers...
getenv() vs. $_ENV in PHP
What is the difference between getenv() and $_ENV ?
6 Answers
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