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How can i query for null values in entity framework?
...mple for "clean" fix.
Ridiculous Workaround
// comparing against this...
Foo item = ...
return DataModel.Foos.FirstOrDefault(o =>
o.ProductID == item.ProductID
// ridiculous < EF 4.5 nullable comparison workaround http://stackoverflow.com/a/2541042/1037948
&& item.Produc...
Function in JavaScript that can be called only once
...on) function.
// this function does nothing
function noop() {};
function foo() {
foo = noop; // swap the functions
// do your thing
}
function bar() {
bar = noop; // swap the functions
// do your thing
}
...
How do I sort a vector of pairs based on the second element of the pair?
...>()(left.second, right.second);
}
};
You can use it as
std::sort(foo.begin(), foo.end(), compare_pair_second<>());
or
std::sort(foo.begin(), foo.end(), compare_pair_second<std::less>());
share
...
Most efficient way to cast List to List
...ften in code that I write. An example use case:
Say we have an interface Foo and we have a zorking package which has a ZorkingFooManager which creates and manages instances of package-private ZorkingFoo implements Foo. (A very common scenario.)
So, ZorkingFooManager needs to contain a private ...
How to keep indent for second line in ordered lists via CSS?
...ayout algorithm (without using tables) like this:
ol {
counter-reset: foo;
display: table;
}
ol > li {
counter-increment: foo;
display: table-row;
}
ol > li::before {
content: counter(foo) ".";
display: table-cell; /* aha! */
text-align: right;
}
Demo: http://j...
Insert text with single quotes in PostgreSQL
I have a table test(id,name) .
7 Answers
7
...
Java equivalent to Explode and Implode(PHP) [closed]
...a number of ways to accomplish that; using a StringBuilder is one:
String foo = "This,that,other";
String[] split = foo.split(",");
StringBuilder sb = new StringBuilder();
for (int i = 0; i < split.length; i++) {
sb.append(split[i]);
if (i != split.length - 1) {
sb.append(" ");
...
How to read a single character from the user?
Is there a way of reading one single character from the user input? For instance, they press one key at the terminal and it is returned (sort of like getch() ). I know there's a function in Windows for it, but I'd like something that is cross-platform.
...
Call a Javascript function every 5 seconds continuously [duplicate]
...oding practices suggests, use setTimeout instead of setInterval.
function foo() {
// your function code here
setTimeout(foo, 5000);
}
foo();
Please note that this is NOT a recursive function. The function is not calling itself before it ends, it's calling a setTimeout function that wil...
In C, how should I read a text file and print all strings
I have a text file named test.txt
7 Answers
7
...