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How to match any non white space character except a particular one?
...The above answer will only return the first match of a string. If you want all matches to be returned add the g modifier. /[^\s\\]/g
– Ben Carp
Dec 1 '19 at 12:13
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Make xargs execute the command once for each line of input
...per command line.
Trailing blanks cause an input line to be logically continued on
the next input line. Implies -x.
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Function to return only alpha-numeric characters from string?
...ake an input string and return a sanitized version of it by stripping away all special characters leaving only alpha-numeric.
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Why NSUserDefaults failed to save NSMutableDictionary in iOS?
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When do I need to release the loaded object? No alloc was called, so I would assume it is autorelased?
– Marc
Apr 16 '12 at 13:08
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How do I retrieve an HTML element's actual width and height?
... done certain DOM modifications to the element recently. You may have to call this code in a setTimeout call after you've modified the element.
– Dan Fabulich
Jan 19 '10 at 5:59
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CharSequence VS String in Java?
... just use Strings and not worry. Android is merely trying to be helpful by allowing you to also specify other CharSequence objects, like StringBuffers.
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Git file permissions on Windows
...cripts I commit from Windows (where I have core.filemode set to false) actually have the execute bit set.
– tomlogic
Oct 24 '13 at 22:00
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When should I use the HashSet type?
... in every respect because they have the same membership, and membership is all that matters.
It's somewhat dangerous to iterate over a HashSet<T> because doing so imposes an order on the items in the set. That order is not really a property of the set. You should not rely on it. If order...
Is it wrong to use Deprecated methods or classes in Java?
...tated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
The method is kept in the API for backward compatibility for an unspecified period of time, and may in future releases be removed. That is, no, it's not ...
JSON parsing using Gson for Java
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This is simple code to do it, I avoided all checks but this is the main idea.
public String parse(String jsonLine) {
JsonElement jelement = new JsonParser().parse(jsonLine);
JsonObject jobject = jelement.getAsJsonObject();
jobject = jobject.getAsJson...