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How does having a dynamic variable affect performance?
...on time)
Using a dynamically-generated method that gets created before the test.
Using a dynamically-generated method that gets lazily instantiated during the test.
Each gets called 1 million times in a simple loop. Here are the timing results:
Direct: 3.4248ms
Dynamic: 45.0728ms
Reflection: 888.4...
How to debug Ruby scripts [closed]
...uickly examining an object or method (e.g. is it nil?) and for immediately confirming whether a line of code is even getting executed at all within a given context.
2. Fallback: Use a ruby IRB debugger like byebug or pry
Only after you have information about the state of your codes execution flow ...
Difference between RegisterStartupScript and RegisterClientScriptBlock?
...rtupScript method:
Page.ClientScript.RegisterStartupScript(Me.GetType(), "Testing", _
"document.forms[0]['TextBox1'].focus();", True)
This works well because the textbox on the page is generated and placed on the page by the time the browser gets down to the bottom of the page and gets to this l...
Why are we not to throw these exceptions?
...ternally thrown as a special case of an AccessViolationException (IIRC the test is something like cmp [addr], addr, ie. it tries to dereference the pointer and if it fails with an access violation, it handles the difference between NRE and AVE in the resulting interrupt handler). So apart from seman...
Is MATLAB OOP slow or am I doing something wrong?
...ime. The chart above reflects the times typical of the preponderance of my tests over time.
Update: R2011b
EDIT (2/13/2012): R2011b is out, and the performance picture has changed enough to update this.
Arch: PCWIN Release: 2011b
Machine: R2011b, Windows XP, 8x Core i7-2600 @ 3.40GHz, 3 GB RA...
Is it possible to use raw SQL within a Spring Repository
... import java.math.BigDecimal;
@Entity
@Table(name = "USER_INFO_TEST")
public class UserInfoTest {
private int id;
private String name;
private String rollNo;
public UserInfoTest() {
}
public UserInfoTest(int id, String name) {
...
Pull request vs Merge request
...e master branch and merge it ontop of his branch resolve all conflicts and test it out before creating the merge request ?
– Ciasto piekarz
Jan 30 '18 at 3:04
2
...
Smooth GPS data
... filtered, you probably cannot improve". If you can point to a source that confirms this for modern smartphones (for example), that would be very useful. I cannot see evidence of it myself. Even simple Kalman filtering of a device's raw locations strongly suggests it is not true. The raw locations d...
Verifying signed git commits?
...unexpected and unwanted.
Since verify-tag existed earlier, add a failing test to have verify-commit share verify-tag's behavior.
git 2.9 (June 2016) update the git merge doc:
See commit 05a5869 (13 May 2016) by Keller Fuchs (``).
Helped-by: Junio C Hamano (gitster).
(Merged by Junio C Hamano ...
How do I delete an exported environment variable?
...
Walkthrough of creating and deleting an environment variable in bash:
Test if the DUALCASE variable exists:
el@apollo:~$ env | grep DUALCASE
el@apollo:~$
It does not, so create the variable and export it:
el@apollo:~$ DUALCASE=1
el@apollo:~$ export DUALCASE
Check if it is there:
el@apol...