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What is the Windows equivalent of the diff command?
...o this : here .
I tried using the comp command like it mentioned, but if I have two files, one with data like "abcd" and the other with data "abcde", it just says the files are of different sizes. I wanted to know where exactly they differ. In Unix, the simple diff tells me which row and column...
How do I change the font size of a UILabel in Swift?
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You can do it like this:
label.font = UIFont(name: label.font.fontName, size: 20)
Or like this:
label.font = label.font.withSize(20)
This will use the same font. 20 can be whatever size you want of course.
Note: The latter option will overwrite the current f...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的文本即可：
tail -f /data/log/logstash/all.log | awk '{
if (match($0, /.*(PHP Deprecated|PHP Notice|PHP Fatal error|PHP Warning|ERROR|WARN).*/)) { print "\033[41;37;1m"$0"\033[0m" }
else if (match($0, /.*关键信息1.*/)) { print "\033[32;1m"$0"\033[0m" }
else if (match($0, /...
How to get the first element of the List or Set? [duplicate]
I'd like to know if I can get the first element of a list or set. Which method to use?
9 Answers
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Erratic hole type resolution
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If you want to generate all possible such values, then you can write a function to do so, either with provided or specified bounds.
It may very well be possible to use type-level Church Numerals or some such so as to enforce...
JavaScript variable number of arguments to function
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This is also nice because if you want, you can build the context argument with code and pass it around before it gets used.
– Nate C-K
Jan 29 '14 at 8:17
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Implicit “Submit” after hitting Done on the keyboard at the last EditText
I've used some apps where when I fill my username, then go to my password, if I hit "Done" on the keyboard, the login form is automatically submitted, without me having to click the submit button. How is this done?
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How do I make a fully statically linked .exe with Visual Studio Express 2005?
...ntime library' setting to 'multithreaded' instead of 'multithreaded dll'.
If you are using any other libraries you may need to tell the linker to ignore the dynamically linked CRT explicitly.
share
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Two way/reverse map [duplicate]
...rd thing in python where I need to keep track of who's talking to whom, so if Alice --> Bob, then that implies that Bob --> Alice.
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How to pipe stdout while keeping it on screen ? (and not to a output file)
...too.
echo 'ee' | tee /dev/tty | foo
Reference: The Open Group Base Specifications Issue 7
IEEE Std 1003.1, 2013 Edition, §10.1:
/dev/tty
Associated with the process group of that process, if any. It is
useful for programs or shell procedures that wish to be sure of
writing messages...