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Assign null to a SqlParameter
The following code gives an error - "No implicit conversion from DBnull to int."
18 Answers
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OpenShift rhc setup using multiple accounts
I have two accounts on Openshift platform. How can I setup my computer so that I can manage both of them with rhc ? I cannot find any relevant option in the command line arguments.
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What is the difference between char s[] and char *s?
In C, one can use a string literal in a declaration like this:
13 Answers
13
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MySQL - UPDATE query based on SELECT Query
... the second doesn't work in some database such as MySQL. You will get this error : You can't specify target table ___ for update in FROM clause SQL.sql
– Jugali Lakota
Nov 9 '16 at 16:20
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Cost of len() function
What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary)
5 Answers
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Using jQuery To Get Size of Viewport
...unction() {
if(typeof $=='undefined') {
alert("PROGRAMMER'S Error: you haven't called JQuery library");
} else if (typeof $.ui=='undefined') {
alert("PROGRAMMER'S Error: you haven't installed the UI Jquery library");
}
if(document.doctype==null || screen.heig...
How to set up a cron job to run an executable every hour?
...e
path_to_exe >> log_file
to see the output of your command
also errors can be redirected with
path_to_exe &> log_file
also you can use
crontab -l
to check if your edits were saved.
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Android SDK on a 64-bit linux machine
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When I first tried this I got "Error: Protected multilib versions: libstdc++-4.7.2-2.fc17.i686 != libstdc++-4.7.0-5.fc17.x86_64". Fixed with yum upgrade libstdc++
– pinoyyid
Oct 14 '12 at 15:36
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Function to clear the console in R and RStudio
I am wondering if there is a function to clear the console in R and, in particular, RStudio I am looking for a function that I can type into the console, and not a keyboard shortcut.
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Javascript : natural sort of alphanumerical strings
I'm looking for the easiest way to sort an array that consists of numbers and text, and a combination of these.
7 Answers
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