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Set the value of a variable with the result of a command in a Windows batch file
...in a Bash environment, to set the value of a variable as the result of a command, I usually do:
5 Answers
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Get current time in milliseconds in Python?
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For what I needed, here's what I did, based on @samplebias' comment above:
import time
millis = int(round(time.time() * 1000))
print millis
Quick'n'easy. Thanks all, sorry for the brain fart.
For reuse:
import time
current_milli_time = lambda: int(round(time.time() * 1000))
Th...
Elegant way to search for UTF-8 files with BOM?
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What about this one simple command which not just finds but clears the nasty BOM? :)
find . -type f -exec sed '1s/^\xEF\xBB\xBF//' -i {} \;
I love "find" :)
Warning The above will modify binary files which contain those three characters.
If you wa...
How do I get the calling method name and type using reflection? [duplicate]
... It's notable that with the [CallerMemberName] solution the compiler takes care of the whole thing so it's better for performance as there's no actual reflection at runtime.
– Grochni
Aug 24 '15 at 12:36
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Eclipse: Enable autocomplete / content assist
How can I enable autocomplete in Eclipse? I can't find it!
8 Answers
8
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The way to check a HDFS directory's size?
I know du -sh in common Linux filesystems. But how to do that with HDFS?
10 Answers
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How to define multiple CSS attributes in jQuery?
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Best way to concatenate List of String objects? [duplicate]
... You can be 99.9% certain that ArrayList.toString won't change unless it becomes an attack vector somehow; backward compatibility will see to that. But I agree that using toString() is still a bad idea.
– Barry Kelly
Oct 24 '13 at 9:00
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java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
...a.lang.UnsupportedClassVersionError happens because of a higher JDK during compile time and lower JDK during runtime.
Here's the list of versions:
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45
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Add 10 seconds to a Date
...he intended and supported approach, and would be clear to most programmers coming from different languages without encyclopedic knowledge of the undocumented nuances of each particular JavaScript engine.
– Tom Dibble
Oct 16 '17 at 16:42
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