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Empty arrays seem to equal true and false at the same time
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276
You're testing different things here.
if (arr) called on object (Array is instance of Object...
How many files can I put in a directory?
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python exception message capturing
...successfully uploaded to '+ FTPADDR)
except Exception, e: # work on python 2.x
logger.error('Failed to upload to ftp: '+ str(e))
in Python 3.x and modern versions of Python 2.x use except Exception as e instead of except Exception, e:
try:
with open(filepath,'rb') as f:
con.storbi...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...个人电脑由1981年推出至今，其CPU发展过程为：8086→80286→80386→80486→PENTIUM →……，还有AMD、CYRIX等旁支。后面兼容前面CPU的功能，只不过多了些指令（如多能奔腾的MMX指令集）、增大了寄存器（如386的32位EAX）、增...
How to Compare Flags in C#?
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In .NET 4 there is a new method Enum.HasFlag. This allows you to write:
if ( testItem.HasFlag(...
Get a filtered list of files in a directory
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import glob
jpgFilenamesList = glob.glob('145592*.jpg')
See glob in python documenttion
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Timeout a command in bash without unnecessary delay
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How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
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Try this:
$str = preg_replace_callback('/\\\\u([0-9a-fA-F]{4})/', function ($match) {
retur...
Why am I getting a “401 Unauthorized” error in Maven?
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Very simple log4j2 XML configuration file using Console and File appender
...imple XML configuration file with a console and a file appender using log4j2.
4 Answers
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