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Ruby, remove last N characters from a string?
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It's even significantly faster (almost 40% with the bang method) than the top answer. Here's the result of the same benchmark:
user system total real
chomp 0.949823 0.001025 0.950848 ( 0.951941)
range 1.874237 0.001472 1.875709 ( ...
Zipping streams using JDK8 with lambda (java.util.stream.Streams.zip)
...you put import java.util.function.*; and import java.util.stream.*; at the top of your file.
– sffc
Sep 13 '15 at 8:17
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Find and kill a process in one line using bash and regex
...ses.
The grep filters that based on your search string, [p] is a trick to stop you picking up the actual grep process itself.
The awk just gives you the second field of each line, which is the PID.
The $(x) construct means to execute x then take its output and put it on the command line. The output ...
How do I add a Fragment to an Activity with a programmatically created content view
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If you only want to use the fragment as the top level content view of the activity, then you can use ft.add(android.R.id.content, newFragment). It's only necessary to create a custom layout and setting its id if the fragment's container is not the activity's content vi...
How to dynamically update a ListView on Android [closed]
...e code you can call findViewById(R.building_list.search_box); What is the top level exception you are getting? This code is copied w/o a test compile, so I likely left at least one error in there somewhere
– Hamy
Feb 8 '10 at 15:23
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How do you print in Sublime Text 2
...iscussion below. For something around 6000 feature requests this is in the top 5.
See the original, still open, feature request:
Printing - It should be possible to print files on the official UserEcho forum of Sublime Text
Judging from the feature request (still open with no official answer)...
Determine what attributes were changed in Rails after_save callback?
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To anyone seeing this later on, as it currently (Aug. 2017) tops google: It is worth mentioning, that this behavior will be altered in Rails 5.2, and has deprecation warnings as of Rails 5.1, as ActiveModel::Dirty changed a bit.
What do I change?
If you're using attribute_changed? m...
Python CSV error: line contains NULL byte
...it and noticed the author was none other than @John_Machin who is also the top comment on this question.
– Evan
Mar 19 '12 at 23:28
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How to implement “select all” check box in HTML?
...);
});
</script>
<div id="wrapper">
<li style="margin-top: 20px">
<input type="checkbox" name="all" id="all" /> <label for='all'>All</label>
<ul>
<li><input type="checkbox" name="title" id="title_1" /> <label for="title_1"><...
How to change an Android app's name?
...ersonally wanted to rename my project so it didn't say MainActivity at the top of the app and underneath the icon on my phone menu.
To do this I went into the Android Manifest.xml file and edited
<activity
android:name=".MainActitivity"
android:label="@string/title_activity_main...