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How do I test if a string is empty in Objective-C?
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John Topley
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answered May 22 '09 at 18:14
Marc Charbo...
How do I edit /etc/sudoers from a script?
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This is a great answer. The whole subshell should be executed as root, e.g. echo "$USER ALL=NOPASSWD:/usr/bin/rsync" | (sudo su -c 'EDITOR...
Check if page gets reloaded or refreshed in JavaScript
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Active
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How to move an element into another element?
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It's amazing how people still think jQuery equals JavaScript. No need for jQuery anymore in 2017, really.
– nkkollaw
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HTTP POST Returns Error: 417 “Expectation Failed.”
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System.Net.HttpWebRequest adds the header 'HTTP header "Expect: 100-Continue"' to every request unless you explicitly ask it not to by setting this static property to false:
System.Net.ServicePointManager.Expect100Continue = false;
Some servers choke on that header and send back the 41...
Reading a plain text file in Java
...ed, use forEachOrdered.
– Palec
Nov 10 '15 at 5:48
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SQL - Update multiple records in one query
... Not supported for Postgres see: stackoverflow.com/questions/1109061/…
– kevzettler
Nov 23 '16 at 19:04
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“Add unimplemented methods” feature in the Android Studio
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Ok, but this is not what I'm asking for. I don't want to choose methods to implemet. I want IDE to do it for me like Eclipse were doing. Fo...
How do you serve a file for download with AngularJS or Javascript?
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You can do something like this using Blob.
<a download="content.txt" ng-href="{{ url }}">...
Programmatically create a UIView with color gradient
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edited May 23 '17 at 12:10
Community♦
111 silver badge
answered Apr 15 '14 at 4:19
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