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How to remove newlines from beginning and end of a string?
I have a string that contains some text followed by a blank line. What's the best way to keep the part with text, but remove the whitespace newline from the end?
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Regular expression to match a word or its prefix
... preg_match('(dart|fart)', $gun4);
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Variables gun1 and gun2 contain the string dart or fart which is correct, but gun3 contains darty and still matches, that is the problem. So onto the next example.
Match specific words on the commandline with word boundaries:
Word Boundaries can be force mat...
How to convert IEnumerable to ObservableCollection?
...em = source.GetEnumerator();
var gType = source.GetType();
string collectionFullName = gType.FullName;
Type[] genericTypes = gType.GetGenericArguments();
string className = genericTypes[0].Name;
string classFullName = genericTypes[0].FullName;
string a...
How can I view array structure in JavaScript with alert()?
...gle Chrome now have a built-in JSON object, so you can just say alert(JSON.stringify(myArray)) without needing to use a jQuery plugin. This is not part of the Javascript language spec, so you shouldn't rely on the JSON object being present in all browsers, but for debugging purposes it's incredibly...
Rails 3: Get Random Record
...ect_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
+----+-------------+-------+------+---------------+------+---------+------+--------+---------------------------------+
| 1 | SIMPLE | users | ALL | NULL | NULL | NULL | NUL...
Android Studio could not find any version that matches com.android.support:appcompat-v7:+
...io go to:
Tools >> Android >> SDK Manager
Select and install "Extras|Android Support Repository"
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Check if string ends with one of the strings from a list
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If you want to check if a string ends with a letter: import string; str.endswith(tuple(string.ascii_lowercase))
– Alex Willison
May 16 '17 at 13:43
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How to get object size in memory? [duplicate]
...(in C#). for example how much my Hashtable , or SortedList , or List<String> .
6 Answers
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C compiler for Windows? [closed]
...ent, debugger, source code editor and resource editors for dialogs, menus, string tables, accelerator tables, bitmaps, icons, cursors, animated cursors, animation videos (AVI's without sound), versions and XP manifests.
URL: http://www.smorgasbordet.com/pellesc/
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Floating point vs integer calculations on modern hardware
...application. If you are developing for the x86 architecture, and you need extra performance, you might want to look into using the SSE extensions. This can greatly speed up single-precision floating point arithmetic, as the same operation can be performed on multiple data at once, plus there is a ...