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Save modifications in place with awk
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150
In GNU Awk 4.1.0 (released 2013) and later, it has the option of "inplace" file editing:
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Getting the first and last day of a month, using a given DateTime object
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edited Feb 29 at 23:04
Fyodor Soikin
59.5k66 gold badges9898 silver badges140140 bronze badges
ans...
Getting a map() to return a list in Python 3.x
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802
Do this:
list(map(chr,[66,53,0,94]))
In Python 3+, many processes that iterate over iterable...
Sort a text file by line length including spaces
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Answer
cat testfile | awk '{ print length, $0 }' | sort -n -s | cut -d" " -f2-
Or, to do your original (perhaps unintentional) sub-sorting of any equal-length lines:
cat testfile | awk '{ print length, $0 }' | sort -n | cut -d" " -f2-
In both cases, we have solved...
Datatype for storing ip address in SQL Server
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130
The technically correct way to store IPv4 is binary(4), since that is what it actually is (no, n...
Remove characters from NSString?
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280
You could use:
NSString *stringWithoutSpaces = [myString
stringByReplacingOccurrencesOfStri...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...aredTypes>
<add type="WcfServiceDemo.Address, MyAssembly, Version=2.0.0.0, Culture=neutral,PublicKeyToken=null, processorArchitecture=MSIL">
<knownType type="MyCompany.Library.Circle, MyAssembly, Version=2.0.0.0, Culture=neutral, PublicKeyToken=null, processorArchitecture=MSIL"/>
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What is a 'semantic predicate' in ANTLR?
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170
ANTLR 4
For predicates in ANTLR 4, checkout these stackoverflow Q&A's:
Syntax of semantic...
How to manually install an artifact in Maven 2?
...javax.transaction \
-DartifactId=jta \
-Dpackaging=jar \
-Dversion=1.0.1B \
-Dfile=jta-1.0.1B.jar \
-DgeneratePom=true
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