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what is the difference between a portlet and a servlet?
...ser has lots of parts, think tiles, each coming from a different portlet.
Now, you can get that "tiled" effect from normal servets (See Struts + Tiles for an example of how) the extra bit from the portlets is that the portlets are in a richer environment provided by the Portal, extra APIs are provi...
How to detect the screen resolution with JavaScript?
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It's not quite correct now. It does not consider possible changing of page zoom.
– sergzach
Mar 25 '13 at 11:37
7
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Why does Unicorn need to be deployed together with Nginx?
I would like to know the difference between Nginx and Unicorn. As far as I understand, Nginx is a web server while Unicorn is a Ruby HTTP server.
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Map vs Object in JavaScript
... track of size for an Object.
Use maps over objects when keys are unknown until run time, and when
all keys are the same type and all values are the same type.
Use objects when there is logic that operates on individual elements.
https://developer.mozilla.org/en-US/docs/Web/JavaScript...
How to generate random SHA1 hash to use as ID in node.js?
... unique value in all but the most insane parallel computing situations. I know its silly and randomBytes(20) is going to be unique, but its just a confidence we can have because we may not be familiar with internals of random generation of another library.
– Dmitri R117
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Why is volatile not considered useful in multithreaded C or C++ programming?
...mpiler. If the compiler understands the semantics of a memory barrier, it knows to avoid tricks like that (as well as reordering reads/writes across the barrier). And luckily, the compiler does understand the semantics of a memory barrier, so in the end, it all works out. :)
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Rebuild or regenerate 'ic_launcher.png' from images in Android Studio
...e under different resolutions.
choose a different name for it, click next. Now the icon set for
all those hdpi, xhdpi, mdpi will be in corresponding mipmap folders
finally, most importantly go to your manifest file and change
"android:icon" to the name of your new icon image.
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Notepad++ htmltidy - unable to find libtidy.dll
...rectory and; 2. TextFX menu item is enabled between Run and Plugins, which now has the TextFX HTML Tidy option.
Also, there's no difference between the ANSI and Unicode versions of libTidy.dll in npp.5.9.bin.zip. I ran both through WinMerge.
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Auto Scale TextView Text to Fit within Bounds
...for Android and is marked as winner.
UPDATE 2: Support of maxlines added, now works fine before API level 16.
Update 3: Support for android:drawableLeft, android:drawableRight, android:drawableTop and android:drawableBottom tags added, thanks to MartinH's simple fix here.
My requirements were l...
What's the opposite of head? I want all but the first N lines of a file
Given a text file of unknown length, how can I read, for example all but the first 2 lines of the file? I know tail will give me the last N lines, but I don't know what N is ahead of time.
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