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Free XML Formatting tool [closed]
...here a free XML formatting (indent) tool available where I can past an XML string and have it formatted so I can read the XML document correctly?
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How to write a bash script that takes optional input arguments?
...if the parameter is unset (but not if it's null, e.g. not if it's an empty string), use this syntax instead:
somecommand ${1-foo}
Again from Bash Reference Manual - 3.5.3 Shell Parameter Expansion:
Omitting the colon results in a test only for a parameter that is unset. Put another way, if th...
log4j vs logback [closed]
... improvements like in example Log4j 2 operates with bytestreams instead of Strings under the hood. Also it doesn't loose events while reconfiguring.
Log4j 2 can log with higher speed than other frameworks I know: http://www.grobmeier.de/log4j-2-performance-close-to-insane-20072013.html
And still t...
How to insert a new line in Linux shell script? [duplicate]
...3]
The printf command may accept arguments and needs a format control string similar (but not exactly the same) to the one for the standard C printf(3) function...
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Is there a naming convention for MySQL?
...work that you might want to carry out. For example you might just want to call an index foo_bar_idx1 or foo_idx1 - totally up to you but worth considering.
Singular vs Plural Column Names
It might be a good idea to address the thorny issue of plural vs single in your column names as well as your t...
How do I execute a Git command without being in the repository?
...rev-parse --show-prefix)
When executed from within 4.9.2 it produces the string gcc/4.9.2.
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Django Template Variables and Javascript
...le of template filter:
// myapp/templatetags/js.py
from django.utils.safestring import mark_safe
from django.template import Library
import json
register = Library()
@register.filter(is_safe=True)
def js(obj):
return mark_safe(json.dumps(obj))
This template filters converts variable to ...
Suppress deprecated import warning in Java
...enting an interface with a deprecated method (such as the getUnicodeStream(String columnLabel) in java.sql.ResultSet) then you will not get rid of deprecation warnings just by using the annotation @SuppressWarnings( "deprecation" ), unless you also annotate the same new method with the @Deprecated a...
How can I initialize an ArrayList with all zeroes in Java?
...os where nCopies is useful with reference types: Immutable objects such as strings, null-object patterns, enum constants, ... Anyway, I updated the answer with a solution for creating 60 different objects.
– aioobe
Mar 2 '15 at 18:04
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Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize
...d was moved to native memory.
So in order to remove this message
edit MAVEN_OPTS Environment User Variable:
Java 7
MAVEN_OPTS -Xmx512m -XX:MaxPermSize=128m
Java 8
MAVEN_OPTS -Xmx512m
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