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PermGen elimination in JDK 8
...ently and not during GC pause
Enable future improvements that were limited by PermGen.
The Permanent Generation (PermGen) space has completely been removed and is kind of replaced by a new space called Metaspace.
The consequences of the PermGen removal is that obviously the PermSize and MaxPermSize...
Android: Difference between Parcelable and Serializable?
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@Sujith what do you mean by reflection is used? What is reflection?
– AnV
Oct 1 '16 at 14:31
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How to configure 'git log' to show 'commit date'
...heir last commits
lol3 = log --all --graph --decorate --oneline --simplify-by-decoration
On Linux or similar systems, you can use single-quotes ' instead of double-quotes ":
[alias]
lol = log --graph --pretty=format:'%C(auto)%h%d%Creset %C(cyan)(%cr)%Creset %C(green)%cn <%ce>%Creset %s'
W...
Understanding implicit in Scala
...ween your methods is that the one marked implicit will be inserted for you by the compiler when a Double is found but an Int is required.
implicit def doubleToInt(d: Double) = d.toInt
val x: Int = 42.0
will work the same as
def doubleToInt(d: Double) = d.toInt
val x: Int = doubleToInt(42.0)
I...
How do you change the size of figures drawn with matplotlib?
...facecolor='w', edgecolor='k')
figure(figsize=(1,1)) would create an inch-by-inch image, which would be 80-by-80 pixels unless you also give a different dpi argument.
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Changing one character in a string
...ore that direct accesses the char memory position, instead of unnecesarily byte shuffling with the whole string?
– oscar
Nov 27 '18 at 18:37
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Why does ReSharper want to use 'var' for everything?
...g from a Stream object for example is named Read, not ReadAndReturnNumberOfBytesAsInt32.
– Guffa
Jan 29 '13 at 8:26
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How to disable breadcrumbs in Eclipse
... Creating a shortcut is not necessary. The best answer is the one by Michael Borgwardt but also the one by Slava Semushin is very interesting.
– Pino
Apr 4 '13 at 9:48
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Can you determine if Chrome is in incognito mode via a script?
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In Chrome 74 to 84.0.4147.135 you can determine this by estimating the available file system storage space
See the jsfiddle
if ('storage' in navigator && 'estimate' in navigator.storage) {
const {usage, quota} = await navigator.storage.estimate();
console.log(`U...
How can I get the corresponding table header (th) from a table cell (td)?
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You can do it by using the td's index:
var tdIndex = $td.index() + 1;
var $th = $('#table tr').find('th:nth-child(' + tdIndex + ')');
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