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how to convert binary string to decimal?
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Map vs Object in JavaScript
I just discovered chromestatus.com and, after losing several hours of my day, found this feature entry :
12 Answers
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Eclipse: Enable autocomplete / content assist
How can I enable autocomplete in Eclipse? I can't find it!
8 Answers
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When to use MyISAM and InnoDB? [duplicate]
... Having a more fine grained locking-mechanism gives you higher concurrency compared to, for instance, MyISAM.
Foreign key constraints. Allowing you to let the database ensure the integrity of the state of the database, and the relationships between tables.
InnoDB is more resistant to table corruptio...
The way to check a HDFS directory's size?
I know du -sh in common Linux filesystems. But how to do that with HDFS?
10 Answers
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Best way to concatenate List of String objects? [duplicate]
... You can be 99.9% certain that ArrayList.toString won't change unless it becomes an attack vector somehow; backward compatibility will see to that. But I agree that using toString() is still a bad idea.
– Barry Kelly
Oct 24 '13 at 9:00
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java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
...a.lang.UnsupportedClassVersionError happens because of a higher JDK during compile time and lower JDK during runtime.
Here's the list of versions:
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45
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Add 10 seconds to a Date
...he intended and supported approach, and would be clear to most programmers coming from different languages without encyclopedic knowledge of the undocumented nuances of each particular JavaScript engine.
– Tom Dibble
Oct 16 '17 at 16:42
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Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...te two characters. For me, the following suggestion worked: stackoverflow.com/questions/388237/… Basically, drag'n'drop from the UITextField into your code (to create a function), then right-click on your TextField, and drag'n'drop from the circle for the "Editing Changed" to your new function...
How to get whole and decimal part of a number?
...1.25;
$whole = floor($n); // 1
$fraction = $n - $whole; // .25
Then compare against 1/4, 1/2, 3/4, etc.
In cases of negative numbers, use this:
function NumberBreakdown($number, $returnUnsigned = false)
{
$negative = 1;
if ($number < 0)
{
$negative = -1;
$number *= -1;
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