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Changing password with Oracle SQL Developer
...this point you can right click a data source and reset your password.
See http://www.thatjeffsmith.com/archive/2012/11/resetting-your-oracle-user-password-with-sql-developer/ for a complete walk-through
Also see the comment in the oracle docs: http://docs.oracle.com/cd/E35137_01/appdev.32/e35117/...
Mvn install or Mvn package
...
from http://maven.apache.org/guides/getting-started/maven-in-five-minutes.html
package: take the compiled code and package it in its distributable
format, such as a JAR.
install: install the package into the local repos...
Checking for empty queryset in Django
... the documentation too, for instance: docs.djangoproject.com/en/1.8/topics/http/shortcuts/#id7
– Wtower
May 22 '15 at 9:02
1
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Append a dictionary to a dictionary [duplicate]
...ons.ChainMap", but I just discovered that it was only added in Python 3.3: https://docs.python.org/3.3/library/collections.html#chainmap-objects
You can try to crib the class from the 3.3 source though: http://hg.python.org/cpython/file/3.3/Lib/collections/init.py#l763
Here is a less feature-full ...
“for” vs “each” in Ruby
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loop1[1].call
two
=> nil
loop2[1].call
three
=> nil
source: http://paulphilippov.com/articles/enumerable-each-vs-for-loops-in-ruby
for more clear: http://www.ruby-forum.com/topic/179264#784884
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Reverse of JSON.stringify?
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http://jsbin.com/tidob/1/edit?js,console,output
The native JSON object includes two key methods.
1. JSON.parse()
2. JSON.stringify()
The JSON.parse() method parses a JSON string - i.e. reconstructing the original JavaSc...
How can you program if you're blind?
... is incredibly important.
Update
I'm playing with Emacspeak under cygwin http://emacspeak.sourceforge.net I'm not sure if this will be usable as a programming editor since it appears to be somewhat unresponsive but I haven't looked at any of the configuration options yet.
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How do I move a file with Ruby?
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Use the module 'fileutils' and use FileUtils.mv:
http://www.ruby-doc.org/stdlib-2.0/libdoc/fileutils/rdoc/FileUtils.html#method-c-mv
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jQuery validation: change default error message
...Remember the Milk signup form used in the Validation plugin documentation (http://jquery.bassistance.de/validate/demo/milk/), you can easily specify your own messages:
var validator = $("#signupform").validate({
rules: {
firstname: "required",
lastname: "required",
usern...
How to work with complex numbers in C?
...table extension (e.g. IBM XL, GCC, may be intel,... ).
You can start from http://en.wikipedia.org/wiki/Complex.h - it gives a description of functions from complex.h
This manual http://pubs.opengroup.org/onlinepubs/009604499/basedefs/complex.h.html also gives some info about macros.
To declare a ...