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How to display double quotes(") Symbol in a TextView?
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http://www.fileformat.info/info/unicode/char/0022/index.htm there scroll down to C/C++/Java source code
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What is the difference between static_cast and C style casting?
...st explaining different casts in C/C++, and what C-style cast really does: https://anteru.net/blog/2007/12/18/200/index.html
C-Style casting, using the (type)variable syntax. The worst ever
invented. This tries to do the following casts, in this order: (see
also C++ Standard, 5.4 expr.cast p...
Add a reference column migration in Rails 4
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if you like another alternate approach with up and down method try this:
def up
change_table :uploads do |t|
t.references :user, index: true
end
end
def down
change_table :uploads do |t|
t.remove_references :user, index: true
end
end
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Programmatically get height of navigation bar
...know that the presence of the more view controller (navigation bar) pushes down the UIView by its height. I also know that this height = 44px. I have also discovered that this push down maintains the [self.view].frame.origin.y = 0 .
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What is the purpose of python's inner classes?
...e coupling for some of those helper classes. For example, when I implement https://stackoverflow.com/a/8274307/2718295
:utils.py:
import json, decimal
class Helper1(object):
pass
class Helper2(object):
pass
# Here is the notorious JSONEncoder extension to serialize Decimals to JSON floa...
What is the proper REST response code for a valid request but an empty data?
... app, I have wasted hours of contacting the developers of the API to track down why the API endpoint I was calling didn't exist, when in fact it did, it just had no data to report. With regards to a 204 not being particularly useful to a browser, that is a bit like the tail wagging the dog as most u...
How to stop app that node.js express 'npm start'
...me was truncated. I read up on process.title in the nodejs documentation (https://nodejs.org/docs/latest/api/process.html#process_process_title) and it says
On Linux and OS X, it's limited to the size of the binary name plus the length of the command line arguments because it overwrites the arg...
raw vs. html_safe vs. h to unescape html
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Windows Explorer “Command Prompt Here” [closed]
...orks only in Windows 7 / Vista. What it does is that drops the "File" menu down for you, because the "Shift" key is pressed the option "Open command window here" is enabled and focused as the first available option of "File" menu. Pressing enter starts the focused option therefor the command window....
Shall we always use [unowned self] inside closure in Swift
...ining the difference between using strong, weak, and unowned in closures:
https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/AutomaticReferenceCounting.html
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