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How to achieve code folding effects in Emacs?
...o get a menu of functions (or add it to the menubar; see the Info page for more detail). It provides data for which-function-mode, which will let you see which function you are currently inside in the modeline. (Why are your functions this long, though?)
There is also speedbar, which displays the...
How do I find the length of an array?
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':app:lintVitalRelease' error when generating signed apk
...need to disable debugging before it can be published in Google Play. Learn more about debuggable APKs."
26 Answers
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What is the “assert” function?
... to be false. It's commonly used during debugging to make the program fail more obviously if an unexpected condition occurs.
For example:
assert(length >= 0); // die if length is negative.
You can also add a more informative message to be displayed if it fails like so:
assert(length >= 0...
How do I get a substring of a string in Python?
...; x[2:-2]
'llo Worl'
Python calls this concept "slicing" and it works on more than just strings. Take a look here for a comprehensive introduction.
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Why are functions and methods in PHP case-insensitive?
... also remember a quotation from Rasmus in a PHP conference in Paris saying more or less: "I'm definitely not a good programmer, in terms of following strict coding rules or standards, but I can say that if you rely on case sensitivity to recognize one function name from another, you're in kind of se...
Subversion stuck due to “previous operation has not finished”?
...run the Cleanup from Windows FileExplorer (with Turtoise) and it gave me a more elaborated error wich told me what was the file with the problem, somehow SVN lost that file, a darm *.cache file, so i took another .cache and rename it to replace the missing file, run the cleanup, no errors this thime...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...from the official developer documentation . (See Why doesn't Android use more enums? for the old section content)
6 Answ...
How do getters and setters work?
...turn this.myField;
}
public void setMyField(String value)
{
//include more logic
this.myField = value;
}
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twig: IF with multiple conditions
...e used respectively. I'd also use parentheses to denote the two statements more clearly although this isn't technically a requirement.
{%if ( fields | length > 0 ) or ( trans_fields | length > 0 ) %}
Expressions
Expressions can be used in {% blocks %} and ${ expressions }.
Operator Des...