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Why doesn't String switch statement support a null case?
...st by Christian Hujer has some insightful speculation about why null isn't allowed in switches (although it centers on the enum switch rather than the String switch):
Under the hood, the switch statement will typically compile to a tablesswitch byte code. And the "physical" argument to switch as we...
Android buildscript repositories: jcenter VS mavencentral
...vel of geeky. And with some more reason for example a security concern and etc, Android Studio team decided to switch the default repository to jcenter instead as you can see that once you create a new project from latest version of Android Studio, jcenter() would be automatically defined instead of...
Algorithm to randomly generate an aesthetically-pleasing color palette [closed]
...lly pleasing colors. So no crazy neon colors, colors reminiscent of feces, etc.
16 Answers
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What is a clearfix?
... even more useful layout mechanisms under names like flexbox, grid layout, etc.
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How do I get the last inserted ID of a MySQL table in PHP?
...ng PDO, use PDO::lastInsertId.
If you're using Mysqli, use mysqli::$insert_id.
If you're still using Mysql:
Please, don't use mysql_* functions in new code. They are no longer maintained and are officially deprecated. See the red box? Learn about prepared statements instead, and use PDO or MyS...
Limiting floats to two decimal points
... allow you to add padding as required, as well as adding comma separators, etc.
– Basic
Apr 8 '13 at 11:03
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How to prevent going back to the previous activity?
...ght with nohistory attribute, intent flags, parent activity manifest tags, etc! Silly, thanks for the answer!
– varun
May 5 '19 at 18:24
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How can I convert a std::string to int?
...lt; std::endl;
return 0;
}
Input text:
the format (-5) or (25) etc... some text.. and then.. 7987...78hjh.hhjg9878
Output integers:
5
25
7987
78
9878
The class numeric_only is defined as:
struct numeric_only: std::ctype<char>
{
numeric_only(): std::ctype<char>(get...
How to set layout_gravity programmatically?
...youtParams depending on the parent. It can be RelativeLayout, LinearLayout etc...
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Why can't I assign a *Struct to an *Interface?
... var pi *Interface
pi = new(Interface)
*pi = ps
_, _ = pi, ps
}
Compiles OK. See also here.
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