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@RequestParam in Spring MVC handling optional parameters
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Just one note: from the security perspective logout should only accept POST requests, so there should be 2 methods and it doesn't make any sense to keep their URL the same then.
– FlasH from Ru
Apr 13 ...
Programmatically retrieve memory usage on iPhone
...tten by Apple's Quinn “The Eskimo!”.
This uses the phys_footprint var from Darwin > Mach > task_info and closely matches the value in the memory gauge in Xcode's Debug navigator.
The value returned is in bytes.
https://forums.developer.apple.com/thread/105088#357415
Original code follo...
Linear Regression and group by in R
...The random effects indicate how the trend for each individual state differ from the global trend. The correlation structure takes the temporal autocorrelation into account. Have a look at Pinheiro & Bates (Mixed Effects Models in S and S-Plus).
library(nlme)
lme(response ~ year, random = ~year|...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...ethods in order to implement such a thing. Not sure where your serializing from, so I can't give details on how to implement it in the serialization methods.
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Flexbox: center horizontally and vertically
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When flex items are stacked horizontally:
Adjust the flex-direction rule from the code above.
#container {
display: flex;
flex-direction: row; /* make main axis horizontal (default setting) */
justify-content: center; /* center items horizontally, in this case */
align-items: ...
How to change navbar collapse threshold using Twitter bootstrap-responsive?
...t your desired drop point of 550px. I modified the original query straight from the bootstrap-responsive css to reset all the styles applied to that specific query for the navbar elements and ported them to the new query that carries the drop point you need instead. This way we can commute all the s...
Wait until all jQuery Ajax requests are done?
...ajax1() {
// NOTE: This function must return the value
// from calling the $.ajax() method.
return $.ajax({
url: "someUrl",
dataType: "json",
data: yourJsonData,
...
});
}
In my opinion, it makes for a clean and clear syntax, an...
Is !important bad for performance?
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* Transfer the state for |aPropID| (which may be a shorthand)
* from |aFromBlock| to this block. The property being transferred
* is !important if |aIsImportant| is true, and should replace an
* existing !important property regardless of its own importance
* if |aOverrideI...
How to copy a dictionary and only edit the copy
...'c': 3, 'b': {'m': 4, 'o': 6, 'n': 5}}
Regarding shallow vs deep copies, from the Python copy module docs:
The difference between shallow and deep copying is only relevant for compound objects (objects that contain other objects, like lists or class instances):
A shallow copy construct...
How to convert JSON to a Ruby hash
...s [] method, which makes it very easy and transparent to decode and encode from/to JSON.
If object is string-like, parse the string and return the parsed result as a Ruby data structure. Otherwise generate a JSON text from the Ruby data structure object and return it.
Consider this:
require '...