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When to use lambda, when to use Proc.new?
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edited Dec 30 '16 at 6:28
mbigras
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Short description of the scoping rules?
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martineau
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answered Nov 15 '08 at 12:47
Rizwan Kass...
sys.argv[1] meaning in script
...ed by zero-based integers, you can get the individual items using the list[0] syntax. For example, to get the script name:
script_name = sys.argv[0] # this will always work.
Although interesting, you rarely need to know your script name. To get the first argument after the script for a filename, ...
Why don't Java Generics support primitive types?
...new ArrayList<ClassA>();
list.add(new ClassA());
ClassA a = list.get(0);
gets turned into (roughly):
List list = new ArrayList();
list.add(new ClassA());
ClassA a = (ClassA)list.get(0);
So, anything that is used as generics has to be convertable to Object (in this example get(0) returns a...
Do you have to restart apache to make re-write rules in the .htaccess take effect?
...s is a good check to make sure the file is being used -- you should get a 500 error on any page in the same directory.
Lastly, you can enable a rewrite log using commands like the following in your httpd.conf:
RewriteLog "logs/rewritelog"
RewriteLogLevel 7
The log file thus generated will give you...
How can I get a java.io.InputStream from a java.lang.String?
I have a String that I want to use as an InputStream . In Java 1.0, you could use java.io.StringBufferInputStream , but that has been @Deprecrated (with good reason--you cannot specify the character set encoding):
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Clear back stack using fragments
...tp://groups.google.com/group/android-developers/browse_thread/thread/d2a5c203dad6ec42
I ended up just using:
FragmentManager fm = getActivity().getSupportFragmentManager();
for(int i = 0; i < fm.getBackStackEntryCount(); ++i) {
fm.popBackStack();
}
But could equally have used somethin...
AWS S3: how do I see how much disk space is using
...| grep -v -E "(Bucket: |Prefix: |LastWriteTime|^$|--)" | awk 'BEGIN {total=0}{total+=$3}END{print total/1024/1024" MB"}'
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设备发现（DeviceDiscovery）使用指导 · App Inventor 2 中文网
...系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域） delete edit 高亮或隐藏信息 ...
'IF' in 'SELECT' statement - choose output value based on column values
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1039
SELECT id,
IF(type = 'P', amount, amount * -1) as amount
FROM report
See http://dev....