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Convert a positive number to negative in C#
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FYI if you try kokbira's method with a short, myShort = (short) -myShort cast is necessary because the short becomes an int when negated.
– AaronLS
Nov 22 '13 at 21:46
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What is the zero for string?
...true"
A string cannot be nil (but a *string can).
You can simply test
if stringId=="" {
To pass a zero string in stringID, use
k := NewKey(c, "kind", "", 0, p)
From the specification :
When memory is allocated to store a value, either through a
declaration or a call of make or new, a...
How to apply !important using .css()?
...that @Nick Craver's method is easier/wiser.
The above, attr() approach modified slightly to preserve the original style string/properties, and modified as suggested by falko in a comment:
$('#elem').attr('style', function(i,s) { return (s || '') + 'width: 100px !important;' });
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Run a single test method with maven
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Wild card characters also work; both in the method name and class name.
If you're testing in a multi-module project, specify the module that the test is in with -pl <module-name>.
For integration tests use it.test=... option instead of test=...:
mvn -pl <module-name> -Dit.test=TestC...
Convert an integer to a float number
...is no float type. Looks like you want float64. You could also use float32 if you only need a single-precision floating point value.
package main
import "fmt"
func main() {
i := 5
f := float64(i)
fmt.Printf("f is %f\n", f)
}
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jquery $(window).width() and $(window).height() return different values when viewport has not been r
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Note that if the problem is being caused by appearing scrollbars, putting
body {
overflow: hidden;
}
in your CSS might be an easy fix (if you don't need the page to scroll).
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WebService Client Generation Error with JDK8
...nstants.html#ACCESS_EXTERNAL_SCHEMA)
Create a file named jaxp.properties (if it doesn't exist) under /path/to/jdk1.8.0/jre/lib and then write this line in it:
javax.xml.accessExternalSchema = all
That's all. Enjoy JDK 8.
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Adding a directory to $LOAD_PATH (Ruby)
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I would say go with $:.unshift File.dirname(__FILE__) over the other one, simply because I've seen much more usage of it in code than the $LOAD_PATH one, and it's shorter too!
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Convert generator object to list for debugging [duplicate]
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@WalidBousseta If you have a generator with so many potential items, any attempt to convert it completely into list will consume all the RAM.
– Jan Vlcinsky
Jun 23 '19 at 19:05
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Meaning of Open hashing and Closed hashing
... hash table (closed hashing). Then, the opposite of "closed" is "open", so if you don't have such guarantees, the strategy is considered "open".
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