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What does %s mean in a python format string?

...insert values into a string with the %s placeholder. Edit: Here is a really simple example: #Python2 name = raw_input("who are you? ") print "hello %s" % (name,) #Python3+ name = input("who are you? ") print("hello %s" % (name,)) The %s token allows me to insert (and potentially format) a st...
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How can I change the color of pagination dots of UIPageControl?

... f = CGRectMake(0, 0, 320, 20); PageControl *pageControl = [[[PageControl alloc] initWithFrame:f] autorelease]; pageControl.numberOfPages = 10; pageControl.currentPage = 5; pageControl.delegate = self; [self addSubview:pageControl]; Header file: // // PageControl.h // // Replacement for UIPage...
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How to create a temporary directory?

I use to create a tempfile , delete it and recreate it as a directory: 4 Answers 4 ...
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What does the question mark operator mean in Ruby?

... Ajedi32 - Yeah I agree it's nice to name functions like that, I use is all the time. This might be super confusing for someone coming from Swift since the question mark there is used for nullable : ) – Jason Dec 29 '15 at 19:51 ...
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Format output string, right alignment

I am processing a text file containing coordinates x, y, z 7 Answers 7 ...
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Function for Factorial in Python

How do I go about computing a factorial of an integer in Python? 8 Answers 8 ...
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best way to preserve numpy arrays on disk

I am looking for a fast way to preserve large numpy arrays. I want to save them to the disk in a binary format, then read them back into memory relatively fastly. cPickle is not fast enough, unfortunately. ...
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App Inventor 2 上传文件到服务器的方案全总结 - App Inventor 2 中文网 - ...

...法,参考代码如下: php服务端代码参考:<?php /* FileName: PicXfer.php * Simple PHP script to save image file. */ echo "We're in the XFER Program...";//phpinfo(); $picDir = "./test/"; $fileName = $_REQUEST['pic']; $startT = microtime(TRUE); echo &quot...
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Get Enum from Description attribute [duplicate]

... value.ToString() is expensive, do not call it twice (.. if it matters)... – nawfal Jun 11 '13 at 1:26 ...
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What are differences between AssemblyVersion, AssemblyFileVersion and AssemblyInformationalVersion?

...erated by MSBuild" - Why? You just went on to explain a good reason to manually control it :) – mo. Jan 4 '13 at 17:50 ...