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Get current clipboard content? [closed]
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A better solution is get by the node object, but don't by window object. See here
– rplaurindo
Aug 28 '16 at 23:36
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Why does Bootstrap set the line-height property to 1.428571429?
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The line-height is determined by dividing the targeted line-height size by the font-size. In this example, Bootstrap is baselining their line-height off of a 14px font-size. The target line-height is 20px:
20px ÷ 14px = 1.428571429
When determining you...
ASP.NET MVC3: What is the packages.config for?
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This file is managed by the NuGet infrastructure. It's used to track installed packages with their respective versions. If you installed the ASP.NET MVC 3 Tools Update it uses NuGet by default to track packages such as jQuery, EntityFramework, Mo...
Transaction count after EXECUTE indicates a mismatching number of BEGIN and COMMIT statements. Previ
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Thanks for your help. By using Raiserror I have found the problem.It's about trying to insert NULL value to the NOT NULL field
– Vignesh Kumar A
Feb 21 '14 at 9:48
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How to access the correct `this` inside a callback?
...function was called, not how/when/where it was defined. It is not affected by lexical scopes like other variables (except for arrow functions, see below). Here are some examples:
function foo() {
console.log(this);
}
// normal function call
foo(); // `this` will refer to `window`
// as object ...
How to exclude this / current / dot folder from find “type d”
...lse. This character will also usually need protection from interpretation by the shell.
– Adrian Günter
Oct 28 '15 at 23:55
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Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
...as to be unwound etc.
On the other hand, accessing a value in a dictionary by its key is cheap, because it's a fast, O(1) operation.
BTW: The correct way to do this is to use TryGetValue
obj item;
if(!dict.TryGetValue(name, out item))
return null;
return item;
This accesses the dictionary on...
How to redirect stderr to null in cmd.exe
...ing command redirection operators. Besides the "2>" construct mentioned by Tanuki Software, it lists some other useful combinations.
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mysql create user if not exists
...o use CREATE USER
CREATE USER IF NOT EXISTS 'user'@'localhost' IDENTIFIED BY 'password';
Note that the 5.7.6 method doesn't actually grant any permissions.
If you aren't using a version which has this capability (something below 5.7.6), you can do the following:
GRANT ALL ON `database`.* TO '...
How can I test that a value is “greater than or equal to” in Jasmine?
....toBeLessThan(0);
In this approach, the value of percent can be returned by an async function and processed as a part of the control flow.
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