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@import vs #import - iOS 7
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It's a new feature called Modules or "semantic import". There's more info in the WWDC 2013 videos for Session 205 and 404. It's kind of a better implementation of the pre-compiled headers. You can use modules with any of the system frameworks in...
disable maven download progress indication
...--no-transfer-progress will suppress the output of downloading messages at all without suppressing the other output.
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How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...o far so good!
But instead of rendering the fonts with a higher font size, all texts are just scaled up, too. That of course leads to very blurry text (on all controls like buttons etc.).
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How to remove a key from Hash and get the remaining hash in Ruby/Rails?
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To add to Fryie's answer, you don't even need to load all of ActiveSupport; you can just include them then require "active_support/core_ext/hash/except"
– GMA
May 13 '16 at 7:33
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date format yyyy-MM-ddTHH:mm:ssZ
...1123 (HTTP date, the "u" formatter) isn't meant to give time zone offsets. All times are intended to be GMT/UTC.
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Query to count the number of tables I have in MySQL
... Just a note about the use databasename; command. If the database is really big, the command can execute with a long wait time. In that case, login should be done with the option -A, ie: mysql -uroot -p -A, and the command will work fast.
– azurecorn
Jul 21...
Remove substring from the string
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@bcackerman -- delete wouldn't work, since it deletes all the characters you pass in: 'hello world'.delete('hello') #=> ' wrd'
– rusty
Jun 2 '15 at 14:55
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Difference between TCP and UDP?
...TCP is a connection oriented stream over an IP network. It guarantees that all sent packets will reach the destination in the correct order. This imply the use of acknowledgement packets sent back to the sender, and automatic retransmission, causing additional delays and a general less efficient tra...
Convert hyphens to camel case (camelCase)
...-i in marker-image and capture only the i. This is then uppercased in the callback function and replaced.
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Alternate FizzBuzz Questions [closed]
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I've seen a small list of relatively simple programming problems used to weed out candidates, just like FizzBuzz. Here are some of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes...