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ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
...u're running these on the machine you've installed Oracle XE on.)
sqlplus system/system-password@XE
sqlplus system/system-password
sqlplus / as sysdba
(Replace system-password with the password you set for the SYS and SYSTEM users during the Oracle XE installation.)
The first of these three con...
MySQL convert date string to Unix timestamp
How do I convert the following format to unix timestamp?
4 Answers
4
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LINQ: Select an object and change some properties without creating a new object
... I am getting "A lambda expression with a statement body cannot be converted to an expression tree" error. Its not for LINQ to SQL, any advice?
– surya
Feb 15 '12 at 16:22
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What is the difference between range and xrange functions in Python 2.X?
..., 2**32+1) # When long is 32 bits, OverflowError: Python int too large to convert to C long
range(2**32-1, 2**32+1) # OK --> [4294967295L, 4294967296L]
Note that in Python 3.0 there is only range and it behaves like the 2.x xrange but without the limitations on minimum and maximum end points...
How to convert a Map to List in Java?
What is the best way to convert a Map<key,value> to a List<value> ? Just iterate over all values and insert them in a list or am I overlooking something?
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How to convert the background to transparent? [closed]
... image processing/editing tools. I am doing a project which requires me to convert the images(small icon) with background colour(red/blue/white) to transparent for the website.
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How to POST raw whole JSON in the body of a Retrofit request?
... this exception java.lang.IllegalArgumentException: Unable to create @Body converter for class MatchAPIRequestBody (parameter #1)
– Shajeel Afzal
Jan 24 '17 at 9:59
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Unauthorised webapi call returning login page rather than 401
... I prefer this approach too. The only addition I made was to convert LocalPath .ToLower() in case they request "/API" or something.
– FirstDivision
Mar 4 '16 at 16:29
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PHP function to generate v4 UUID
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on unix systems, use the system kernel to generate a uuid for you.
file_get_contents('/proc/sys/kernel/random/uuid')
Credit Samveen on https://serverfault.com/a/529319/210994
Note!: Using this method to get a uuid does in fact...
Ruby / Rails - Change the timezone of a Time, without changing the value
...ctiveSupport::TimeZone.new('America/New_York').local_to_utc(t)
This says convert this local time (using the zone) to utc. If you have Time.zone set then you can of course to
Time.zone.local_to_utc(t)
This won't use the timezone attached to t - it assumes that it's local to the time zone you are...