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Get first n characters of a string
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//The simple version for 10 Characters from the beginning of the string
$string = substr($string,0,10).'...';
Update:
Based on suggestion for checking length (and also ensuring similar lengths on trimmed and untrimmed strings):
$string = (strlen($string) > ...
Test if a variable is set in bash when using “set -o nounset”
...her the variable is set, and the latter detect whether it is set or empty. From man bash: "Omitting the colon results in a test only for a parameter that is unset."
– l0b0
Jan 7 '14 at 21:00
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Advantages to Using Private Static Methods
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From the FxCop rule page on this:
After you mark the methods as static, the compiler will emit non-virtual call sites to these members. Emitting non-virtual call sites will prevent a check at runtime for each call that en...
In Android, how do I set margins in dp programmatically?
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From which package should I import that particular LayoutParams?
– stealthjong
Oct 4 '12 at 13:41
8
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What is the purpose of the HTML “no-js” class?
...people immediately know what it is and what it does. In the end, deviating from that practice just raises more questions.
– Gregory Pakosz
Jun 23 '14 at 8:36
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Automatic HTTPS connection/redirect with node.js/express
...rl);
// Or, if you don't want to automatically detect the domain name from the request header, you can hard code it:
// res.redirect('https://example.com' + req.url);
})
// have it listen on 8080
http.listen(8080);
The https express server listens ATM on 3000. I set up these iptables rul...
File path to resource in our war/WEB-INF folder?
...lder of my app engine project. I read in the FAQs that you can read a file from there in a servlet context. I don't know how to form the path to the resource though:
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How to make fill height
...f 1px, then the child div would have a heighted parent to calculate it's % from. Because your contents would be larger then 1px, the td would automatically grow, as would the div. Kinda a garbage hack, but I bet it would work.
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AngularJS - Any way for $http.post to send request parameters instead of JSON?
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From AngularJS documentation:
params – {Object.} – Map of strings or objects which
will be turned to ?key1=value1&key2=value2 after the url. If the
value is not a string, it will be JSONified.
So, provide st...
Is it fine to have foreign key as primary key?
...that case the IB registration table could be used to restrict other tables from having further child records. Again, here it could be done with a new PK for the IB registration table also.
– Teddy
Feb 9 '17 at 11:28
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