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Is there a reason that we cannot iterate on “reverse Range” in ruby?
I tried to iterate backwards with using a Range and each :
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How does the Comma Operator work
How does the comma operator work in C++?
9 Answers
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Boolean method naming readability
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@RJFalconer sometimes you may need to use result of that method in several places, so you will assign it to variable. Since method is called userExists, what name of variable you will declare? userExists is good for variables, not methods. As @Oskar wrote - it...
List of standard lengths for database fields
... variety of backgrounds, you should ask yourself whether you
really need to have separate fields for given name and family name.
… Bear in mind that names in some cultures can be quite a lot longer
than your own. … Avoid limiting the field size for names in your
database. In particula...
How to accept Date params in a GET request to Spring MVC Controller?
I've a GET request that sends a date in YYYY-MM-DD format to a Spring Controller.
The controller code is as follows:
5 Answ...
How do I rename the android package name? [duplicate]
Pressing Shift+F6 seems only to rename the last directory.
For example , in the project com.example.test it will offer to rename test only. The same applies if I navigate to package name in .java or Manifest file and press Shift+F6.
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Git push failed, “Non-fast forward updates were rejected”
I've edited my GIT repositories via Git Online. After I tried to push my local code changes, I got an error:
12 Answers
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Android: Clear the back stack
...ng FLAG_ACTIVITY_NEW_TASK as described in the docs for FLAG_ACTIVITY_CLEAR_TOP:
This launch mode can also be used to
good effect in conjunction with
FLAG_ACTIVITY_NEW_TASK: if used to
start the root activity of a task, it
will bring any currently running
instance of that task to the
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.gitignore is ignored by Git
My .gitignore file seems to be being ignored by Git - could the .gitignore file be corrupt? Which file format, locale or culture does Git expect?
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How to negate the whole regex?
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Use negative lookaround: (?!pattern)
Positive lookarounds can be used to assert that a pattern matches. Negative lookarounds is the opposite: it's used to assert that a pattern DOES NOT match. Some flavor supports assertions; some puts limitations on lookbehind, etc.
Links to regular-expressio...