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How do I find the location of the executable in C? [duplicate]
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Note that if someone needs to conceal their tracks, then execl("/home/hacker/.hidden/malicious", "/bin/ls", "-s", (char *)0); leaves argv[0] with an absolute pathname that has nothing whatsoever to do with the name of the file executed. The other information is useful, though...
Measure the time it takes to execute a t-sql query
... I usually stick SET @t1 = GETDATE(); at the top of my query and then paste SET @t2 = GETDATE();SELECT 'NOTE 1',DATEDIFF(millisecond,@t1,@t2) AS elapsed_ms;SET @t1 = GETDATE(); at judicious points within the query (editting "NOTE 1" appropriately). Treating the selects as breakpoints rath...
Best design for a changelog / auditing database table? [closed]
... simultaneous creation of entities (e.g. as a part of logical transaction) then I don't see any problem in having multiple log records with exactly the same timestamp. E.g., if creation of a purchase order (as a transaction) can include creation of N order items, then all the corresponding 1+N log r...
Entity Framework - Code First - Can't Store List
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can try to serialize and then compress and save the json formatted text, or encrypt and save it if its needed. either way you cant have the framework do the complex type table mapping for you.
– Niklas
Aug 13 '1...
SQL Server IN vs. EXISTS Performance
...he IN statement requires SQL Server to generate a complete result set, and then create a big IF statement I think.
– Randy Minder
Jan 14 '10 at 16:04
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Show current state of Jenkins build on GitHub repo
...ure System
Under GitHub Web Hook select Let Jenkins auto-manage hook URLs, then specify your GitHub username and the OAuth token you got in step 3.
Verify that it works with the Test Credential button. Save the settings.
Find the Jenkins job and add Set build status on GitHub commit to the post-b...
Symbolic links and synced folders in Vagrant
...ced folder for VirtualBox users: "If you're using the VirtualBox provider, then VirtualBox shared folders are the default synced folder type." (docs.vagrantup.com/v2/synced-folders/virtualbox.html) The OP's question also seems to imply that VirtualBox shared folders are a concern, so the accepted an...
How can I get Git to follow symlinks?
...onf to my Git repository, for example, at ~/repos/application/config.conf.
Then I create a symlink from ~/application by running ln -s ~/repos/application/config.conf.
This approach might not always work, but it worked well for me so far.
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PHP DOMDocument loadHTML not encoding UTF-8 correctly
...efore using DomDocument I would use file_get_contents to retrieve urls and then process them with string functions. Perhaps not the best way but quick. After being convinced Dom was just as quick I first tried the following:
$dom = new DomDocument('1.0', 'UTF-8');
if ($dom->loadHTMLFile($url) ==...
what is faster: in_array or isset? [closed]
... In case you are sure that you array contains unique values then there is another option - flip + isset.
– Arkadij Kuzhel
Aug 20 '15 at 12:47
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