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What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...implified. There's more overhead and a lot more details you would
need to know if you need to deal with memory on a low-level basis. However, for the
intents of explaining memory and pointers, it is accurate enough.
Let's assume the THouse class used below looks like this:
type
THouse = clas...
Is Redis just a cache?
...r_text "No, its a lot more" answered_by 15 votes 1
OK
Handling Up Votes
Now, everytime someone upvotes a question or an answer, you just need to do this
$ HINCRBY question:1 votes 1
(integer) 1
$ HINCRBY question:1 votes 1
(integer) 2
List of Questions for Homepage
Next, we want to store the...
How to fix Git error: object file is empty?
...- a/tex/MCMC-in-IRT.tex
+++ b/tex/MCMC-in-IRT.tex
It worked!
Step 8: So now we need to point HEAD to 9f0abf890b113a287e10d56b66dbab66adc1662d.
nathanvan@nathanvan-N61Jq:~/workspace/mcmc-chapter$ git update-ref HEAD 9f0abf890b113a287e10d56b66dbab66adc1662d
Which didn't complain.
Step 9: See w...
Perl build, unit testing, code coverage: A complete working example
...rg eq "true") {
return "true";
}
else {
return "unknown";
}
return "Unreachable code: cannot be covered";
}
1;
In the "t" directory, create a text file named "HelloPerlBuildWorld.t". This file is your unit test script that will attempt to fully test your Perl modu...
How to use JavaScript source maps (.map files)?
...
The .map files are for js and css (and now ts too) files that have been minified. They are called SourceMaps. When you minify a file, like the angular.js file, it takes thousands of lines of pretty code and turns it into only a few lines of ugly code. Hopefully, w...
What's the best way to share data between activities?
...ies which I would like to be able to use the data from the first activity.
Now I know I can do something like this:
14 Answ...
Stock ticker symbol lookup API [closed]
... As of a few days ago, this solution seems to be broken. Yahoo now requires a "region" parameter, and setting it to "US" doesn't make any difference. If anybody has a workaround, I would love to hear it!
– wstr
Oct 2 '15 at 17:39
...
How to request Administrator access inside a batch file
... "pause" command at the bottom of your batch file.
UPDATE: This script is now slightly edited to support command line arguments and a 64 bit OS.
Thank you Eneerge @ https://sites.google.com/site/eneerge/scripts/batchgotadmin
@echo off
:: BatchGotAdmin
:-------------------------------------
REM ...
Why git can't do hard/soft resets by path?
...set the index and the working tree to HEAD.
I think it should be clear by now why this operation is not for specific files by its nature - it is intended to move a branch head in the first place, resetting the working tree and the index is secondary functionality.
...
Difference between webdriver.Dispose(), .Close() and .Quit()
...the browser session in Selenium WebDriver. Understanding both of them and knowing when to use each method is important in your test execution. Therefore, I have tried to shed some light on both of these methods.
driver.close - This method closes the browser window on which the focus is set. Despite...