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Remove json element
...
var json = { ... };
var key = "foo";
delete json[key]; // Removes json.foo from the dictionary.
You can use splice to remove elements from an array.
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...
How can I ssh directly to a particular directory?
... You'll usually want a login shell: ssh -t example.com "cd /foo/bar; exec \$SHELL -l"
– christianbundy
Apr 28 '14 at 3:54
...
When to use “new” and when not to, in C++? [duplicate]
...l be destroyed when it goes out of scope. Some examples of this are:
void foo()
{
Point p = Point(0,0);
} // p is now destroyed.
for (...)
{
Point p = Point(0,0);
} // p is destroyed after each loop
Some people will say that the use of new decides whether your object is on the heap or the st...
What is “thread local storage” in Python, and why do I need it?
...ocal
data = local()
def bar():
print("I'm called from", data.v)
def foo():
bar()
class T(Thread):
def run(self):
sleep(random())
data.v = self.getName() # Thread-1 and Thread-2 accordingly
sleep(1)
foo()
>> T().start(); T().start()
I'm calle...
When to use the brace-enclosed initializer?
...t works everywhere, for instance even for in-class initialization:
struct foo {
// Ok
std::string a = { "foo" };
// Also ok
std::string b { "bar" };
// Not possible
std::string c("qux");
// For completeness this is possible
std::string d = "baz";
};
or for funct...
What's the strangest corner case you've seen in C# or .NET? [closed]
...e original code was obviously more complex and subtle...)
static void Foo<T>() where T : new()
{
T t = new T();
Console.WriteLine(t.ToString()); // works fine
Console.WriteLine(t.GetHashCode()); // works fine
Console.WriteLine(t.Equals(t)); // works fin...
Why do Java programmers like to name a variable “clazz”? [closed]
...d hide any pre-existing identifiers which differed only in casing. Having Foo defined at class scope and foo at local-variable scope should be legal, but all references to the class-scope variable within the scope of the local should require this.Foo. Such a rule would...
– s...
How to make CSS width to fill parent?
...r css for it. Then it will follow the same rendering rules as the div.
td#foo will be rendered as a table-cell which has some craziness to it. Bottom line here is that for your purposes its going to act just like div#foo as far as restricting the width of its contents. The only issue here is going ...
How to use dashes in HTML-5 data-* attributes in ASP.NET MVC
...core.
For example:
@Html.TextBoxFor(vm => vm.City, new { data_bind = "foo" })
will render this in MVC 3:
<input data-bind="foo" id="City" name="City" type="text" value="" />
If you're still using an older version of MVC, you can mimic what MVC 3 is doing by creating this static metho...
How to add display:inline-block in a jQuery show() function?
...d work. Maybe you are targeting the wrong element on your HTML page.
$('#foo').css('display', 'inline-block');
But if you are not using any effects of .show(), .hide() why don't you set those CSS properties manually like:
$('#foo').css('display','none');
$('#foo').css('display','inline-block')...