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Why does “pip install” inside Python raise a SyntaxError?
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309
pip is run from the command line, not the Python interpreter. It is a program that installs mo...
How do I force a UITextView to scroll to the top every time I change the text?
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37 Answers
37
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How to get multiple selected values of select box in php?
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396
If you want PHP to treat $_GET['select2'] as an array of options just add square brackets to t...
How can I find the length of a number?
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13 Answers
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Find lines from a file which are not present in another file [duplicate]
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The command you have to use is not diff but comm
comm -23 a.txt b.txt
By default, comm outputs 3 columns: left-only, right-only, both. The -1, -2 and -3 switches suppress these columns.
So, -23 hides the right-only and both columns, showing the lines that appear only in the fir...
How to create a button programmatically?
... correctly place the button for each iPhone screen.
Updated code to Swift 3.1:
override func viewDidLoad() {
super.viewDidLoad()
let button = UIButton(frame: CGRect(x: 100, y: 100, width: 100, height: 50))
button.backgroundColor = .green
button.setTitle("Test Button", for: .normal)
butt...
How do I convert from stringstream to string in C++?
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edited Sep 15 '19 at 13:10
Ayxan Haqverdili
12.5k33 gold badges2222 silver badges4949 bronze badges
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How to structure a express.js application?
...tually gives credit where credit is due (notably, node and express).
EDIT 3
If you are a fan of CoffeeScript (I am not) and reeeeaaaaaally want the L&F of Rails, there is also Tower.js.
EDIT 2
If you are familiar with Rails and don't mind the bleed-over of some concepts there is Locomotive. It...
Why does the order in which libraries are linked sometimes cause errors in GCC?
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answered Jan 3 '09 at 17:53
Johannes Schaub - litbJohannes Schaub - litb
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How do I choose between Semaphore and SemaphoreSlim?
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edited Aug 26 '13 at 17:00
culix
8,41955 gold badges2929 silver badges4848 bronze badges
answe...