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I need to store postal codes in a database. How big should the column be?

...ur question), I'd declare the field as VARCHAR2(9) (or VARCHAR2(10) if you intend to store the hyphen in ZIP+4 fields). Even looking at the posts others have made to postal codes across countries, VARCHAR2(9) or VARCHAR2(10) would be sufficient for the most if not all other countries. Down the l...
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When to use Spring Integration vs. Camel?

As a seasoned Spring user I was assuming that Spring Integration would make the most sense in a recent project requiring some (JMS) messaging capabilities ( more details ). After some days working with Spring Integration it still feels like a lot of configuration overhead given the amount of channel...
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Install Application programmatically on Android

I'm interested in knowing if it is possible to programmatically install a dynamically downloaded apk from a custom Android application. ...
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Indenting #defines

...ine splicing - removing backslash newline] The source file is decomposed into preprocessing tokens and sequences of white-space characters (including comments). A source file shall not end in a partial preprocessing token or in a partial comment. Each comment is replaced by one space charact...
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C: differences between char pointer and array [duplicate]

...s stack space, whereas: char *pmessage = "now is the time"; Defines a pointer that lives in the current scope's stack space, but that references memory elsewhere (in this one, "now is the time" is stored elsewhere in memory, commonly a string table). Also, note that because the data belonging to...
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Having both a Created and Last Updated timestamp columns in MySQL 4.0

... @RobertGamble I think the more interesting question would be WHY THE HECK DON'T they've not provided a way do this very commonly requested/needed functionality. – Ray Aug 2 '12 at 17:20 ...
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How can I get a resource content from a static context?

... attribute of your <application> tag in the AndroidManifest.xml to point to your new class, e.g. android:name=".App" In the onCreate() method of your app instance, save your context (e.g. this) to a static field named mContext and create a static method that returns this field, e.g. getContext...
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Moq: Invalid setup on a non-overridable member: x => x.GetByTitle(“asdf”)

...e behavior of a mock object (in Moq, at least), you either need to mock an interface, or make sure that the behavior you're trying to control is marked virtual. In your comment, I understand it so that the instantiating of _mockArticleDao is done something like this: _mockArticleDao = new Mock<A...
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What is default session timeout in ASP.NET?

... i am able to get the value 20 while checking int check = this.HttpContext.Session.Timeout; but can i set session timeout with key ? and check session timeout for particular key like: Session["mykey"] ? – shaijut Nov 14 '15 at 12:35...
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Go: panic: runtime error: invalid memory address or nil pointer dereference

... The nil pointer dereference is in line 65 which is the defer in res, err := client.Do(req) defer res.Body.Close() if err != nil { return nil, err } If err!= nil then res==nil and res.Body panics. Handle err before defering the ...