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How do I parse command line arguments in Bash?
...er positional arguments (also requested by the OP); and it ignores parsing-errors. Instead:
Use enhanced getopt from util-linux or formerly GNU glibc.1
It works with getopt_long() the C function of GNU glibc.
Has all useful distinguishing features (the others don’t have them):
handles spaces, ...
Append a NumPy array to a NumPy array
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Well, the error message says it all: NumPy arrays do not have an append() method. There's a free function numpy.append() however:
numpy.append(M, a)
This will create a new array instead of mutating M in place. Note that using num...
Fastest way to find second (third…) highest/lowest value in vector or column
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I used this method, but get the following error: Error in sort.int(x, na.last = na.last, decreasing = decreasing, ...) : index 4705 outside bounds Any idea what might the issue be? Some details: My x is a numeric vector of length 4706 with some NAs in the data. I...
Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a
... the iterator object, I would go into the specifics of the place where the error "java.util.ConcurrentModificationException" is thrown.
Every collection class has a private class which implements the Iterator interface and provides methods like next(), remove() and hasNext().
The code for next loo...
LEFT OUTER JOIN in LINQ
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I'm trying the same thing but getting an error on the join operator, which says "The type of one of the expressions in the join clause is incorrect."
– Badhon Jain
Jan 8 '14 at 8:52
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MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...
...下，我在安装某些Perl模块的时候，出现类似下面的错误提示：
Can’t locate object method “install” via package “…”
如果你也遇到了类似的问题，可以进入到Perl命令行安装：
shell> perl -MCPAN -e shell
cpan> install ...
安装Percona...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...VS2008 IDE
【Setp2 编译Boost】
1.打开Visual Studio 2008 命令提示窗口
2.进入D:\05_Computer\04_3rdPatry\02Boost\boost_1_44_0\boost_1_44_0\tools\jam\src
3.执行 build.bat 会在D:\05_Computer\04_3rdPatry\02Boost\boost_1_44_0\boost_1_44_0
\tools\jam\src\bin.ntx86 生成 bjam.exe...
Efficiency of Java “Double Brace Initialization”?
...also be serialized and thus must be Serializable. This can lead to obscure errors.
– Just another Java programmer
Feb 7 at 18:32
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Set UIButton title UILabel font size programmatically
... 11:36:34.503 MyApp[3579:707] Family name: Gurmukhi MN
2012-04-02 11:36:34.507 MyApp[3579:707] Font name: GurmukhiMN
2012-04-02 11:36:34.511 MyApp[3579:707] Font name: GurmukhiMN-Bold
2012-04-02 11:36:34.514 MyApp[3579:707] Family name: Malayalam Sangam MN
2012-04-02 11:36:34.518 MyApp[3579:...
What is /dev/null 2>&1?
... I usually just use > for that reason.)
2>&1 redirects standard error (2) to standard output (1), which then discards it as well since standard output has already been redirected.
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