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Number of lines in a file in Java
...ly need to know the number of lines in these files, usually I open them up and read them line by line until I reach the end of the file
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How to check iOS version?
...lable(iOS 9, *) {}
In Objective-C, you need to check the system version and perform a comparison.
[[NSProcessInfo processInfo] operatingSystemVersion] in iOS 8 and above.
As of Xcode 9:
if (@available(iOS 9, *)) {}
The full answer …
In Objective-C, and Swift in rare cases, it's better to...
Can I embed a custom font in an iPhone application?
...uld like to have an app include a custom font for rendering text, load it, and then use it with standard UIKit elements like UILabel . Is this possible?
...
grep, but only certain file extensions
...ant.
To take the explanation from HoldOffHunger's answer below:
grep: command
-r: recursively
-i: ignore-case
-n: each output line is preceded by its relative line number in the file
--include \*.cpp: all *.cpp: C++ files (escape with \ just in case you have a directory with asterisks in the fi...
Excel “External table is not in the expected format.”
...xcel 2007 file with a connection string that uses: Microsoft.Jet.OLEDB.4.0 and Extended Properties=Excel 8.0
Using the following connection string seems to fix most problems.
public static string path = @"C:\src\RedirectApplication\RedirectApplication\301s.xlsx";
public static string connStr = "Pr...
In Docker, what's the difference between a container and an image? [duplicate]
What's the difference between a container and an image in Docker? In the Get started with Docker tutorial these terms are both used, but I do not understand the difference.
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Python: how to print range a-z?
...
Hints:
import string
print string.ascii_lowercase
and
for i in xrange(0, 10, 2):
print i
and
"hello{0}, world!".format('z')
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How do I find the install time and date of Windows?
...ut how can I find out (hopefully via an API/registry key) the install time and date of Windows?
19 Answers
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Is it possible to add dynamically named properties to JavaScript object?
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+1 because this helped me. But I don't understand why an object properties is handled like an array.
– Ron van der Heijden
Mar 5 '13 at 11:56
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Cooler ASCII Spinners? [closed]
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Lots of choices with Unicode, including ⌚ and ⌛!
← ↖ ↑ ↗ → ↘ ↓ ↙
▁ ▂ ▃ ▄ ▅ ▆ ▇ █ ▇ ▆ ▅ ▄ ▃ ▁
▉▊▋▌▍▎▏▎▍▌▋▊▉
▖ ▘ ▝ ▗
┤ ┘ ┴ └ ├ ┌ ┬ ┐
◢ ◣ ◤ ◥
◰ ◳ ◲ ◱
◴ ...