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Linux command or script counting duplicated lines in a text file?
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Almost the same as borribles' but if you add the d param to uniq it only shows duplicates.
sort filename | uniq -cd | sort -nr
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Linking to an external URL in Javadoc?
...to look it up: According to the Javadoc spec the @see tag comes after the @param/@return tags and before the @since/@serial/@deprecated tags.
– friederbluemle
Oct 11 '13 at 5:18
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Java: Static Class?
... now need to add supported for a weighted average. I see a Url generator, param in, url out that needs to be refactored to support href, or url only, etc etc. For these reasons, having the OO based utility class can pay back. Also, now I'll drop the standard OO defensive tactic, testing! /me duc...
Generate random 5 characters string
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The second snippet does not even use the $len input param...did you forget it?
– TechNyquist
Nov 23 '15 at 17:13
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Passing a dictionary to a function as keyword parameters
...sn't passing a dictionary, what you wanted was turning a dict into keyword parameters
– Javier
Dec 2 '08 at 17:28
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How to programmatically take a screenshot on Android?
...later for whatever your needs are:
First, you need to add a proper permission to save the file:
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
And this is the code (running in an Activity):
private void takeScreenshot() {
Date now = new Date();
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How do you get a list of the names of all files present in a directory in Node.js?
...that the first one is asynchronous, so you have to provide a callback function that will be executed when the read process ends.
The second is synchronous, it will return the file name array, but it will stop any further execution of your code until the read process ends.
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C++ deprecated conversion from string constant to 'char*'
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@Caprooja Yes declaring the param as 'pointer to a constant' will also work in this case. But with this change user can no more change/reassign the value stored at the address using the 'str' pointer which user might be doing in the implementation part....
What is the best way to dump entire objects to a log in C#?
...ing a current object's state at runtime, I really like what the Visual Studio Immediate window gives me. Just doing a simple
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How does an underscore in front of a variable in a cocoa objective-c class work?
...derscore prefix for your ivars (which is nothing more than a common convention, but a useful one), then you need to do 1 extra thing so the auto-generated accessor (for the property) knows which ivar to use. Specifically, in your implementation file, your synthesize should look like this:
@synthes...