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Check folder size in Bash
I'm trying to write a script that will calculate a directory size and if the size is less than 10GB, and greater then 2GB do some action. Where do I need to mention my folder name?
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Any way to properly pretty-print ordered dictionaries?
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pprint.pprint(dict(data)) works well if you don't care about the order of the keys. Personally, I wish the __repr__ for OrderedDict would produce output like this but preserve the order of the keys.
– ws_e_c421
Sep 24 '15 a...
Serialize Class containing Dictionary member
... bool wasEmpty = reader.IsEmptyElement;
reader.Read();
if (wasEmpty)
return;
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
reader.ReadStartElement("item");
reader.ReadStartElement("key");
TKey key ...
Are there any downsides to passing structs by value in C, rather than passing a pointer?
...ry is at a premium, and stack sizes may be measured in KB or even Bytes... If you're passing or returning structs by value, copies of those structs will get placed on the stack, potentially causing the situation that this site is named after...
If I see an application that seems to have excessive s...
BeanFactory vs ApplicationContext
...nvenient MessageSource access (for i18n)
ApplicationEvent publication
So if you need any of the points presented on the Application Context side, you should use ApplicationContext.
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Running multiple async tasks and waiting for them all to complete
...r task2 = DoMoreWorkAsync();
await Task.WhenAll(task1, task2);
The main difference between Task.WaitAll and Task.WhenAll is that the former will block (similar to using Wait on a single task) while the latter will not and can be awaited, yielding control back to the caller until all tasks finish.
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JavaScript click event listener on class
... does the looping part for you, which you need to do in plain JavaScript.
If you have ES6 support you can replace your last line with:
Array.from(elements).forEach(function(element) {
element.addEventListener('click', myFunction);
});
Note: Older browsers (like IE6, IE7, IE8) don´...
Why does Java's hashCode() in String use 31 as a multiplier?
...on stackoverflow):
The value 31 was chosen because it is an odd prime. If it were even and the multiplication overflowed, information would be lost, as multiplication by 2 is equivalent to shifting. The advantage of using a prime is less clear, but it is traditional. A nice property of 31 is tha...
java.nio.file.Path for a classpath resource
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@VGR if resources in .jar file could try this ` Resource resource = new ClassPathResource("usage.txt"); BufferedReader reader = new BufferedReader(new InputStreamReader(resource.getInputStream()));` please see stackoverflow.c...
Read file from line 2 or skip header row
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if you need the header later, instead of next(f) use f.readline() and store it as a variable
– damned
Oct 8 '13 at 5:38
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