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What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
...hese are the same
b = new Array(), // a and b are arrays with length 0
c = ['foo', 'bar'], // these are the same
d = new Array('foo', 'bar'), // c and d are arrays with 2 strings
// these are different:
e = [3] // e.length == 1, e[0] == 3
f = new Ar...
JavaScript checking for null vs. undefined and difference between == and ===
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+50
How do I check a variable if it's null or undefined...
Is the variable null:
if (a === null)
// or
if (a == null) // but see not...
How to log request and response body with Retrofit-Android?
...
Alex DzeshkoAlex Dzeshko
1,04588 silver badges88 bronze badges
2
...
How does git store files?
...er allows trading performance for delta compression quality. The default (10) generally gives decent results, but when space is limited or to speed up network transfers, git gc --aggressive uses value 250, which makes it run very slow, but provide extra compression for history data.
...
WiX tricks and tips
...DIR)\Config.wxi?>
<Product ... >
<Package InstallerVersion="200" InstallPrivileges="elevated"
InstallScope="perMachine" Platform="$(var.Platform)"
Compressed="yes" Description="$(var.ProductName)" />
and
<Directory Id="TARGETDIR" Name="SourceDir">
&l...
How to prove that a problem is NP complete?
...
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Nov 27 '10 at 23:11
...
Editing legend (text) labels in ggplot
...tle.y = element_text(size = 16),
plot.title = element_text(size = 20, face = "bold", color = "darkgreen"))
this results in:
As mentioned by @user2739472 in the comments: If you only want to change the legend text labels and not the colours from ggplot's default palette, you can use scal...
Nullable vs. int? - Is there any difference?
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answered Oct 26 '10 at 23:16
LukeHLukeH
233k5050 gold badges338338 silver badges395395 bronze badges
...
Scale Image to fill ImageView width and keep aspect ratio
...
570
Without using any custom classes or libraries:
<ImageView
android:id="@id/img"
andro...
Filtering a list of strings based on contents
... |
edited May 17 at 20:09
wjandrea
12.4k55 gold badges2424 silver badges4747 bronze badges
answered...