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How do you echo a 4-digit Unicode character in Bash?
...2620)), but I can't figure out the magic incantation to make echo spit it, or any other, 4-digit Unicode character. Two-digit one's are easy. For example, echo -e "\x55", .
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'AND' vs '&&' as operator
I have a codebase where developers decided to use AND and OR instead of && and || .
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Why are there two build.gradle files in an Android Studio project?
After having imported an Eclipse project into Android Studio, I see two build.gradle files:
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Should CSS always preceed Javascript?
...n countless places online I have seen the recommendation to include CSS prior to JavaScript. The reasoning is generally, of this form :
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How to check that an object is empty in PHP?
How to find if an object is empty or not in PHP.
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How do I find the caller of a method using stacktrace or reflection?
I need to find the caller of a method. Is it possible using stacktrace or reflection?
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Setting Short Value Java
... writing a little code in J2ME. I have a class with a method setTableId(Short tableId) . Now when I try to write setTableId(100) it gives compile time error. How can I set the short value without declaring another short variable?
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How can I concatenate regex literals in JavaScript?
...xpression literal syntax. This lets you do arbitary string manipulation before it becomes a regular expression object:
var segment_part = "some bit of the regexp";
var pattern = new RegExp("some regex segment" + /*comment here */
segment_part + /* that was defined just now */
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
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Normal reload
The same thing as pressing F5. This will use the cache but revalidate everything during page load, looking for "304 Not Modified" responses. If the browser can avoid re-downloading cached JavaScript files, images...
What characters are valid for JavaScript variable names?
Which characters can be used for naming a JavaScript variable?
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