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How to implement the --verbose or -v option into a script?

I know the --verbose or -v from several tools and I'd like to implement this into some of my own scripts and tools. 9 A...
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How to check if a value exists in a dictionary (python)

...t() [0.32004380226135254, 0.31716084480285645, 0.3171098232269287] EDIT: And in case you wonder why... the reason is that each of the above returns a different type of object, which may or may not be well suited for lookup operations: >>> type(d.viewvalues()) <type 'dict_values'> &...
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Define a lambda expression that raises an Exception

...ption without defining a named function. All you need is a strong stomach (and 2.x for the given code): type(lambda:0)(type((lambda:0).func_code)( 1,1,1,67,'|\0\0\202\1\0',(),(),('x',),'','',1,''),{} )(Exception()) And a python3 strong stomach solution: type(lambda: 0)(type((lambda: 0).__code_...
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How to mkdir only if a directory does not already exist?

... run under the KornShell (ksh) on AIX. I would like to use the mkdir command to create a directory. But the directory may already exist, in which case I do not want to do anything. So I want to either test to see that the directory does not exist, or suppress the "File exists" error that mkdir t...
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Git Bash is extremely slow on Windows 7 x64

I've been using Git on both Windows and Ubuntu during the development of a small project, frequently flipping back and forth between the two. The issue is that Git Bash consistently becomes slow. ...
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Using Enum values as String literals

...te Modes() { } } Option Four: interfaces have every field public, static and final: public interface Modes { String MODE_1 = "Fancy Mode 1"; String MODE_2 = "Fancy Mode 2"; String MODE_3 = "Fancy Mode 3"; } ...
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Split large string in n-size chunks in JavaScript

... As far as performance, I tried this out with approximately 10k characters and it took a little over a second on Chrome. YMMV. This can also be used in a reusable function: function chunkString(str, length) { return str.match(new RegExp('.{1,' + length + '}', 'g')); } ...
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minimize app to system tray

I have a Windows forms app powered by C# and Visual Studio 2010. 9 Answers 9 ...
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How to find all links / pages on a website

Is it possible to find all the pages and links on ANY given website? I'd like to enter a URL and produce a directory tree of all links from that site? ...
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How can I reorder a list? [closed]

... I just could not understand the syntax until I realized is a pairwise simultaneous assignment. ´:-) – loved.by.Jesus Apr 27 at 9:56 ...