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Read binary file as string in Ruby
I need an easy way to take a tar file and convert it into a string (and vice versa). Is there a way to do this in Ruby? My best attempt was this:
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Create Directory if it doesn't exist with Ruby
... of that extra work leaves you open to shell injection attacks (spend some time in the CERT advisories for Ruby and you'll see how common this problem is).
– mu is too short
Oct 9 '13 at 19:54
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What is the purpose of the word 'self'?
What is the purpose of the self word in Python? I understand it refers to the specific object created from that class, but I can't see why it explicitly needs to be added to every function as a parameter. To illustrate, in Ruby I can do this:
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How to install trusted CA certificate on Android device?
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I spent a lot of time trying to find an answer to this (I need Android to see StartSSL certificates). Conclusion: Android 2.1 and 2.2 allow you to import certificates, but only for use with WiFi and VPN. There is no user interface for updat...
How did I get a value larger than 8 bits in size from an 8-bit integer?
...unning on my machine, so I haven't actually coded with GNU tools in a long time. I'll get to it... eventually. For now it's just C# in VS and trying to remember C/learn some C++ :)
– rliu
Apr 20 '13 at 22:22
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
廉价共享存储解决方案2-drbd+cman+gfs21、修改hosts文件[root@localhost ~]# vi etc hosts127.0.0.1localhost localhost.localdomain localhost4 localhost4.localdomain4...1、修改hosts文件
[root@localhost ~]# vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost...
How to map atan2() to degrees 0-360
atan2(y, x) has that discontinuity at 180° where it switches to -180°..0° going clockwise.
15 Answers
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What is the largest Safe UDP Packet Size on the Internet
...crease the size of the IP header to as much as 60 bytes. In addition, sometimes it is necessary for intermediate nodes to encapsulate datagrams inside of another protocol such as IPsec (used for VPNs and the like) in order to route the packet to its destination. So if you do not know the MTU on yo...
Github: Import upstream branch into fork
...et: fatal: Cannot update paths and switch to branch 'upstream' at the same time. Did you intend to checkout 'upstream/master' which can not be resolved as commit?
– sureshvv
Apr 12 '15 at 7:40
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