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What is the difference between varchar and varchar2 in Oracle?
...developed, there were no standards. By the time the standards emerged it already had a burden of legacy apps. We all know how it happens.
– Quassnoi
Jun 1 '10 at 18:30
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What is the difference between Scala's case class and class?
...utomatically define getter methods for the constructor arguments.
(You already mentioned all but the last one).
Those are the only differences to regular classes.
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How to change current Theme at runtime in Android [duplicate]
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If you want to change theme of an already existing activity, call recreate() after setTheme().
Note: don't call recreate if you change theme in onCreate(), to avoid infinite loop.
shar...
LINQ Single vs First
...d improve performance (I’m all about making our app run faster).
I’ve read several posts on Stack Overflow that debate this. Some say there are small performance gains using First instead of Single. This is because First would simply return the first item while Single must scan all the results ...
What Does Question Mark Mean in Xcode Project Navigator?
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Thanks. In case someone else reads this, just right click on the file and goto Source Control->Add. This will turn ? to A. So, basically: ? means not part of source control. A means added to source control, but not modified. M means it is added to sou...
How to make rpm auto install dependencies
... @Max13, that's yum localinstall and it is the same as the answer already posted here, with the already discussed downsides for situations where dependencies are not in yum repos (see the this method will not work unless [...] part).
– gertvdijk
Feb 21 '...
How do I stop Notepad++ from showing autocomplete for all words in the file
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Notepad++ provides 2 types of features:
Auto-completion that read the open file and provide suggestion of words and/or functions within the file
Suggestion with the arguments of functions (specific to the language)
Based on what you write, it seems what you want is auto-completion on...
Oracle TNS names not showing when adding new connection to SQL Developer
...the connection specifications (host, service name, port) the first time it reads the tnsnames.ora file. Then, it does not invalidate the specs when the original entry is removed from the tnsname.ora file. The cache persists even after SQL Developer has been terminated and restarted. This is not ...
Does VBA have Dictionary Structure?
... thing about the collection object is, that you cannot check if a key is already in the collection. It'll just throw an error. That's the big thing, i don't like about collections. (i know, that there are workarounds, but most of them are "ugly")
– MiVoth
Jun 1...
Http Basic Authentication in Java using HttpClient?
... This is the version works for me in my use case where the HttpClient is already provided and you can not set the setDefaultCredentialsProvider() on the builder while build the httpclient. Also I like it because it is per call scope. Not on the whole httpclient scope.
– Tony
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