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Session variables in ASP.NET MVC
...art event
void OnSessionStart(...)
{
HttpContext.Current.Session.Add("__MySessionObject", new MySessionObject());
}
From anywhere in code where the HttpContext.Current property != null you can retrive that object. I do this with an extension method.
public static MySessionObject GetMySession...
addEventListener vs onclick
...
@Gaurav_soni No. The name of the function and all the code it contains are already exposed in the javascript file, which is in plaintext. Anyone can open a web console and execute or manipulate any javascript. If your javascript con...
Iterate over object keys in node.js
...e passed to .forEach.
Object.keys(myObject).forEach(function(element, key, _array) {
// element is the name of the key.
// key is just a numerical value for the array
// _array is the array of all the keys
// this keyword = secondArg
this.foo;
this.bar();
}, secondArg);
...
find -exec a shell function in Linux?
...ssue by changing while read for a for loop; for item in $(find . ); do some_function "${item}"; done
– user5359531
Oct 22 '18 at 16:44
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sho...
What is the strict aliasing rule?
...sg) onto a buffer of the word size of your system (like a pointer to uint32_ts or uint16_ts). When you overlay a struct onto such a buffer, or a buffer onto such a struct through pointer casting you can easily violate strict aliasing rules.
So in this kind of setup, if I want to send a message to so...
Co-variant array conversion from x to y may cause run-time exception
...
The most straight forward "solution"
flPanel.Controls.AddRange(_list.AsEnumerable());
Now since you are covariantly changing List<LinkLabel> to IEnumerable<Control> there is no more concerns since it is not possible to "add" an item to an enumerable.
...
Check if an element is present in an array [duplicate]
...ot contain "includes". Please correct. en.wikipedia.org/wiki/ECMAScript#7th_Edition_-_ECMAScript_2016
– Juergen
Jan 9 '19 at 18:37
...
How do you remove duplicates from a list whilst preserving order?
.../uniqifiers-benchmark
Fastest one:
def f7(seq):
seen = set()
seen_add = seen.add
return [x for x in seq if not (x in seen or seen_add(x))]
Why assign seen.add to seen_add instead of just calling seen.add? Python is a dynamic language, and resolving seen.add each iteration is more cos...
What is a good Hash Function?
...which is equal parts computer science genius and pure voodoo:
unsigned fnv_hash_1a_32 ( void *key, int len ) {
unsigned char *p = key;
unsigned h = 0x811c9dc5;
int i;
for ( i = 0; i < len; i++ )
h = ( h ^ p[i] ) * 0x01000193;
return h;
}
unsigned long long fnv_hash_1a...
How to slice an array in Bash
...his or arguments that contained spaces would get split: ARGS=( "$@" ); ARGS_AFTER_FIRST=( "${ARGS[@]:1}" )
– Heath Borders
Jan 27 '16 at 21:15
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