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How to delete items from a dictionary while iterating over it?
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GET URL parameter in PHP
...not least, you can use the null coalescing operator (available since PHP/7.0) to handle missing parameters:
echo $_GET['link'] ?? 'Fallback value';
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What does “export” do in shell programming? [duplicate]
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edited Dec 25 '18 at 0:03
answered Sep 14 '11 at 5:07
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html select only one checkbox in a group
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answered Mar 14 '12 at 20:04
bPratikbPratik
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Gradle, Android and the ANDROID_HOME SDK location
edit: (aug-2016)
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Can't Find Theme.AppCompat.Light for New Android ActionBar Support
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W4R10CK
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answered Jul 26 '13 at 12:21
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What are bitwise shift (bit-shift) operators and how do they work?
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How to remove a key from Hash and get the remaining hash in Ruby/Rails?
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edited Mar 20 '15 at 1:27
answered Jun 19 '12 at 17:03
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How to split last commit into two in Git
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$ git add -p myfile
diff --git a/myfile b/myfile
index 93db4cb..2f113ce 100644
--- a/myfile
+++ b/myfile
@@ -1,3 +1,5 @@
+1
something
something else
something again
+2
Stage this hunk [y,n,a,d,/,s,e,?]? s # split this section into two!
Split into 2 hunks.
@@ -1,3 +1,4 @@
+1
something
somet...
socket.io rooms or namespacing?
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This is what namespaces and rooms have in common (socket.io v0.9.8 - please note that v1.0 involved a complete rewrite, so things might have changed):
Both namespaces (io.of('/nsp')) and rooms (socket.join('room')) are created on the server side
Multiple namespaces and multiple rooms...