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Is inject the same thing as reduce in ruby?

... If you want to create your own aliases, you may be interested in alias_method. – Nick McCurdy Oct 25 '13 at 2:16 ...
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How to keep environment variables when using sudo

... To allow -E (preserve environment) for wget, you need to specify the SETENV tag on the sudo rule that allows the running of wget -- Example: <username> ALL=(root) NOPASSWD:SETENV: <path to wget> ...
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Creating a new empty branch for a new project

...branches departing from the original branch. But now we want to create a small new project to track some documentation. For that we would want to create a new empty branch to start storing our files, and I would want other users of the network to clone that branch. ...
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Input and output numpy arrays to h5py

I have a Python code whose output is a sized matrix, whose entries are all of the type float . If I save it with the extension .dat the file size is of the order of 500 MB. I read that using h5py reduces the file size considerably. So, let's say I have the 2D numpy array named A . How do I ...
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lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术

...lua的运行环境,相关接口如下: //创建lua运行上下文 lua_State* luaL_newstate(void) ; //加载lua脚本文件 int luaL_loadfile(lua_State *L, const char *filename); lua和c/c++的数据交互通过"栈"进行 ,操作数据时,首先将数据拷贝到"栈"上,然后获取...
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How to get multiple selected values of select box in php?

... If you want PHP to treat $_GET['select2'] as an array of options just add square brackets to the name of the select element like this: <select name="select2[]" multiple … Then you can acces the array in your PHP script <?php header("Content-...
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Encrypt & Decrypt using PyCrypto AES 256

...rt Random from Crypto.Cipher import AES class AESCipher(object): def __init__(self, key): self.bs = AES.block_size self.key = hashlib.sha256(key.encode()).digest() def encrypt(self, raw): raw = self._pad(raw) iv = Random.new().read(AES.block_size) ...
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What are five things you hate about your favorite language? [closed]

...ld be matched to another NULL value. If you understand this (what also is called ternary logic) than you might understand the reason for introducing the "IS" operator for testing against NULL. – Alex Aug 26 '10 at 16:58 ...
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Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?

...ple in unit testing. However, in a loosely coupled application, by moving all the references to the Composition Root, the dependency graph is severely flattened: As illustrated by the green color, it's now possible to reuse Library C without dragging along any unwanted dependencies. However, al...
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How can I use xargs to copy files that have spaces and quotes in their names?

... You can combine all of that into a single find command: find . -iname "*foobar*" -exec cp -- "{}" ~/foo/bar \; This will handle filenames and directories with spaces in them. You can use -name to get case-sensitive results. Note: The ...