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DateTime.Now vs. DateTime.UtcNow
...ent is identical" is not true. ToString() is probably not the best way to test that, because it could display equal dates differently (like Java does). Comparison functions are a better test, and show they are indeed not equal.
– Ted Bigham
May 20 '15 at 17:55...
Regex for splitting a string using space when not surrounded by single or double quotes
...n I split on a string except when inside quotes?
m/('.*?'|".*?"|\S+)/g
Tested this with a quick Perl snippet and the output was as reproduced below. Also works for empty strings or whitespace-only strings if they are between quotes (not sure if that's desired or not).
This
is
a
string
that
"wi...
What is the difference between the kernel space and the user space?
...chine as stable as possible, you normally want only the most trusted, well-tested code to run in kernel mode/kernel space.
The stack is just another part of memory, so naturally it's segregated right along with the rest of memory.
...
Fixing “Lock wait timeout exceeded; try restarting transaction” for a 'stuck" Mysql table?
...ar, cartesian product, ...)
very numerous records to edit
complex joins or tests (MD5, substrings, LIKE %...%, etc.)
data structure problem
foreign key model (chain/loop locking)
misindexed data
As @syedrakib said, it works but this is no long-living solution for production.
Beware : doing the re...
Does :before not work on img elements?
... Opera 9.8+
✓ Safari
No support
⊗ Internet Explorer 8 / 9
Please test in other browsers
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Share variables between files in Node.js?
...plication, but it changes depending on the environment (production, dev or test), the mailer type as example, you'd need:
// File: config/environments/production.json
{
"mailerType": "SMTP",
"mailerConfig": {
"service": "Gmail",
....
}
and
// File: config/environments/test.js...
Is it OK to use == on enums in Java?
...t OK to use == on enums in Java, or do I need to use .equals() ? In my testing, == always works, but I'm not sure if I'm guaranteed of that. In particular, there is no .clone() method on an enum, so I don't know if it is possible to get an enum for which .equals() would return a different...
How to refresh app upon shaking the device?
..., and, lets say >2 if the device is shaked.
Based on the comments - to test this:
if (mAccel > 12) {
Toast toast = Toast.makeText(getApplicationContext(), "Device has shaken.", Toast.LENGTH_LONG);
toast.show();
}
Notes:
The accelometer should be deactivated onPause and activated o...
Java array reflection: isArray vs. instanceof
...
In most cases, you should use the instanceof operator to test whether an object is an array.
Generally, you test an object's type before downcasting to a particular type which is known at compile time. For example, perhaps you wrote some code that can work with a Integer[] or an i...
Check if a string has white space
...hasWhiteSpace(s) {
return s.indexOf(' ') >= 0;
}
Or you can use the test method, on a simple RegEx:
function hasWhiteSpace(s) {
return /\s/g.test(s);
}
This will also check for other white space characters like Tab.
...