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Bash variable scope
Please explain to me why the very last echo statement is blank? I expect that XCODE is incremented in the while loop to a value of 1:
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How to recursively find and list the latest modified files in a directory with subdirectories and ti
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Try this one:
#!/bin/bash
find $1 -type f -exec stat --format '%Y :%y %n' "{}" \; | sort -nr | cut -d: -f2- | head
Execute it with the path to the directory where it should start scanning recursively (it supports filenames with spaces).
If there are lots of f...
What are the most common naming conventions in C?
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The most important thing here is consistency. That said, I follow the GTK+ coding convention, which can be summarized as follows:
All macros and constants in caps: MAX_BUFFER_SIZE, TRACKING_ID_PREFIX.
Struct names and typedef's in cam...
In Clojure, when should I use a vector over a list, and the other way around?
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Once again, it seems I've answered my own question by getting impatient and asking it in #clojure on Freenode. Good thing answering your own questions is encouraged on Stackoverflow.com :D
I had a quick discussion with Rich Hickey, and here is the gist of it.
[12:21] <Raynes> V...
What is the Gradle artifact dependency graph command?
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The command is gradle dependencies, and its output is much improved in Gradle 1.2. (You can already try 1.2-rc-1 today.)
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Strip html from string Ruby on Rails
I'm working with Ruby on Rails, Is there a way to strip html from a string using sanitize or equal method and keep only text inside value attribute on input tag?
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REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...输入正确的用户名和密码进如系统，查看虚拟机获得的IP地址
这个时候系统的网卡默认是没有启动的
输入 ifup eth0 启用网卡 ifconfig
Redhat 初步安装完成。
1.2辅助工具
切换到windows 下准备号SSH工具我的是SecureCRT
输入正确...
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
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Per the documentation:
void onRestoreInstanceState (Bundle savedInstanceState)
This method is called between onStart() and onPostCreate(Bundle).
void onSaveInstanceState (Bundle outState)
If called, this me...
What does the caret (‘^’) mean in C++/CLI?
I just came across this code and a few Google searches turn up no explanation of this mysterious (to me) syntax.
7 Answers
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Ruby optional parameters
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This isn't possible with ruby currently. You can't pass 'empty' attributes to methods. The closest you can get is to pass nil:
ldap_get(base_dn, filter, nil, X)
However, this will set the scope to nil, not LDAP::LDAP_SCOPE_SUBTREE.
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