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Easiest way to detect Internet connection on iOS?
I know this question will appear to be a dupe of many others, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through HTTPUrlConnection instantly fail if there is no connection available. This seems like completely san...
How to declare or mark a Java method as deprecated?
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Use @Deprecated on method. Don't forget about clarifying javadoc field:
/**
* Does some thing in old style.
*
* @deprecated use {@link #new()} instead.
*/
@Deprecated
public void old() {
// ...
}
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How to use sed to remove the last n lines of a file
I want to remove some n lines from the end of a file. Can this be done using sed?
22 Answers
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What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
4 Answers
4
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When is a language considered a scripting language? [closed]
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A scripting language is a language that "scripts" other things to do stuff. The primary focus isn't primarily building your own apps so much as getting an existing app to act the way you want, e.g. JavaScript for browsers, VBA for MS Office.
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Using JQuery to check if no radio button in a group has been checked
... answered Jan 15 '10 at 14:36
Dominic RodgerDominic Rodger
87.2k2828 gold badges185185 silver badges205205 bronze badges
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Unable to hide welcome screen in Emacs
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Bear in mind that you'll need to do this for every shell you use. IMO you're better off configuring the editor properly to begin with, good quickfix suggestion though.
– byxor
Jul 12 '17 at 20:52
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.NET - Dictionary locking vs. ConcurrentDictionary
...re with no clerk, except at checkout. You have a ton of problems if people don't act responsibly. For instance, let's say a customer takes a can from a pyramid-can while a clerk is currently building the pyramid, all hell would break loose. Or, what if two customers reaches for the same item at the ...
Passing variables in remote ssh command
...68.1.133 '~/tools/run_pvt.pl "'$BUILD_NUMBER'"'
– dr.doom
Oct 10 '16 at 2:36
3
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C# nullable string error
...e".
Nullable<T> and the ? suffix are for value types such as Int32, Double, DateTime, etc.
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