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Best practice to validate null and empty collection in Java
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edited Jan 19 '18 at 10:20
informatik01
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an...
Best way to work with dates in Android SQLite [closed]
...at) {
String finalDateTime = "";
SimpleDateFormat iso8601Format = new SimpleDateFormat(
"yyyy-MM-dd HH:mm:ss");
Date date = null;
if (timeToFormat != null) {
try {
date = iso8601Format.parse(timeToFormat);
} catch (ParseException e...
Excluding directory when creating a .tar.gz file
...blic_html/ folder, in that folder there's a /tmp/ folder that has like 70gb of files I don't really need.
10 Answers
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Open Source Java Profilers [closed]
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herrtim
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answered Jun 4 '09 at 4:16
ChiChi
20.1k66 ...
What is the difference between D3 and jQuery?
...create binding between selection and data
var binding = selection.data([50, 100, 150]);
// update existing nodes
binding
.style('width', function(d) { return d + 'px'; });
// create nodes for new data
binding.enter()
.append('div')
.style('width', function(d) { return d + 'px...
How do I lowercase a string in C?
...ase.
Something trivial like this:
#include <ctype.h>
for(int i = 0; str[i]; i++){
str[i] = tolower(str[i]);
}
or if you prefer one liners, then you can use this one by J.F. Sebastian:
for ( ; *p; ++p) *p = tolower(*p);
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What is so bad about singletons? [closed]
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1310
Paraphrased from Brian Button:
They are generally used as a global instance, why is that so ba...
What is the best way to remove a table row with jQuery?
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edited May 16 '09 at 0:17
Darryl Hein
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How can I get a precise time, for example in milliseconds in Objective-C?
...is earlier than now
double timePassed_ms = [date timeIntervalSinceNow] * -1000.0;
Documentation on timeIntervalSinceNow.
There are many other ways to calculate this interval using NSDate, and I would recommend looking at the class documentation for NSDate which is found in NSDate Class Reference....
How can I return NULL from a generic method in C#?
...ns you'll return null if T is a reference type (or a nullable value type), 0 for int, '\0' for char, etc. (Default values table (C# Reference))
Restrict T to be a reference type with the where T : class constraint and then return null as normal
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