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combinations between two lists?

...e looking for - see the other answers. Suppose len(list1) >= len(list2). Then what you appear to want is to take all permutations of length len(list2) from list1 and match them with items from list2. In python: import itertools list1=['a','b','c'] list2=[1,2] [list(zip(x,list2)) for x in ite...
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Hash Map in Python

... 253 Python dictionary is a built-in type that supports key-value pairs. streetno = {"1": "Sachin ...
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How to print binary tree diagram?

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Bash set +x without it being printed

...o find a solution that doesn't use a subshell: set -x command { set +x; } 2>/dev/null share | improve this answer | follow | ...
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How to install mongoDB on windows?

...ng to test out mongoDB and see if it is anything for me. I downloaded the 32bit windows version, but have no idea on how to continue from now on. ...
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搭建高可用mongodb集群(一)——配置mongodb - 大数据 & AI - 清泛网 - 专...

...test/single/data #进入mongodb文件夹 cd /data/mongodbtest/single 2、下载mongodb的安装程序包 wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.6.tgz #解压下载的压缩包 tar xvzf mongodb-linux-x86_64-2.4.6.tgz #进入mongodb程序执行文件夹 cd mon...
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How does the extend() function work in jQuery?

...nd works, so I ran a little test: var a = {foo: 1, bar: 1}; var b = {foo: 2, baz: 2}; var c = {foo: 3}; var r = jQuery.extend(a,b,c); console.log("A: Foo=" + a.foo + " Bar=" + a.bar + " Baz=" + a.baz); console.log("B: Foo=" + b.foo + " Bar=" + b.bar + " Baz=" + b.baz); console.log("C: Foo=" + c.foo...
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Centering controls within a form in .NET (Winforms)? [duplicate]

... 254 You could achieve this with the use of anchors. Or more precisely the non use of them. Contr...
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How to extract the n-th elements from a list of tuples?

... | edited Mar 6 '19 at 20:33 cs95 231k6060 gold badges391391 silver badges456456 bronze badges answer...
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How to escape braces (curly brackets) in a format string in .NET

... 1295 For you to output foo {1, 2, 3} you have to do something like: string t = "1, 2, 3"; string v...