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创业者只需要一种素质:成为某个领域的意见领袖 - 资讯 - 清泛网 - 专注C/C...

...只做营销,不做产品是否可行。 产品没做好,就一定是失败吗? 在互联网时代涌现了大量奇葩,比如曾经的芙蓉姐姐,凤姐,现在的马佳佳等等,如果说一开始的炒作还停留在以丑为美的初级阶段,那么现在的炒作起码要用...
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Best way to use PHP to encrypt and decrypt passwords? [duplicate]

...PT_RIJNDAEL_128, MCRYPT_MODE_CBC), MCRYPT_DEV_URANDOM ); $encrypted = base64_encode( $iv . mcrypt_encrypt( MCRYPT_RIJNDAEL_128, hash('sha256', $key, true), $string, MCRYPT_MODE_CBC, $iv ) ); To Decrypt: $data = base64_decode($encrypted); $i...
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base64 encoded images in email signatures

... email clients. For email purposes be sure to read Shadow2531's answer. Base-64 data is legal in an img tag and I believe your question is how to properly insert such an image tag. You can use an online tool or a few lines of code to generate the base 64 string. The syntax to source the image f...
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How can I hash a password in Java?

I need to hash passwords for storage in a database. How can I do this in Java? 13 Answers ...
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Turn a string into a valid filename?

...trings as file names? If human readability is not a factor I would go with base64 module which can produce file system safe strings. It won't be readable but you won't have to deal with collisions and it is reversible. import base64 file_name_string = base64.urlsafe_b64encode(your_string) Update:...
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Convert a list of data frames into one data frame

... Nice solution. .id = "column_label" adds the unique row names based on the list element names. – Sibo Jiang Apr 29 '18 at 20:49 13 ...
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How do I decode a base64 encoded string?

I am trying to "decode" this following Base64 string: 2 Answers 2 ...
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How to compile for Windows on Linux with gcc/g++?

...ere are variants that build for x64, such as "x86_64-w64-mingw32-g++". The base "mingw32" may or may not be capable, but it's easy enough to install/use the variants by name. ar2015: Does it not support C++11 at all or are you talking about a problem you had with it? I'm working on getting a projec...
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Compression/Decompression string with C#

...yte[], while Unzip returns a string. If you want a string from Zip you can Base64 encode it (for example by using Convert.ToBase64String(r1)) (the result of Zip is VERY binary! It isn't something you can print to the screen or write directly in an XML) The version suggested is for .NET 2.0, for .NE...
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MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...因此需要尽量节省传输的消息的流量开销;有些数据发送失败,不需要重发。但是有些消息比如阀门泄露告警或控制石油管道阀门的命令,就必须要在网络有问题的情况下也要能确保发送成功。 myriota这家提供物联网数据LEO...