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Type definition in object literal in TypeScript
... is close to what you have:
var obj: { property: string; } = { property: "foo" };
But you can also use an interface
interface MyObjLayout {
property: string;
}
var obj: MyObjLayout = { property: "foo" };
share
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git diff between two different files
In HEAD (the latest commit), I have a file named foo . In my current working tree, I renamed it to bar , and also edited it.
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Check if value is in select list with JQuery
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Use the Attribute Equals Selector
var thevalue = 'foo';
var exists = 0 != $('#select-box option[value='+thevalue+']').length;
If the option's value was set via Javascript, that will not work. In this case we can do the following:
var exists = false;
$('#select-box option'...
ThreadStatic v.s. ThreadLocal: is generic better than attribute?
...thread. For example, say you have this:
[ThreadStatic]
private static int Foo = 42;
The first thread that uses this will see Foo initialized to 42. But subsequent threads will not. The initializer works for the first thread only. So you end up having to write code to check if it's initialized.
T...
What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
...same
b = new Array(), // a and b are arrays with length 0
c = ['foo', 'bar'], // these are the same
d = new Array('foo', 'bar'), // c and d are arrays with 2 strings
// these are different:
e = [3] // e.length == 1, e[0] == 3
f = new Array(3), // ...
How to modify a text file?
... on what you want to do. To append you can open it with "a":
with open("foo.txt", "a") as f:
f.write("new line\n")
If you want to preprend something you have to read from the file first:
with open("foo.txt", "r+") as f:
old = f.read() # read everything in the file
f.seek(0) # re...
No appenders could be found for logger(log4j)?
...%x - %m%n
# Print only messages of level WARN or above in the package com.foo.
log4j.logger.com.foo=WARN
Here is another configuration file that uses multiple appenders:
log4j.rootLogger=debug, stdout, R
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apa...
django 1.5 - How to use variables inside static tag
... This won't work with things like ManifestStaticfilesStorage that changes foo.js into foo.8c9a23d.js
– Kos
Oct 25 '16 at 8:21
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What is the worst gotcha in C# or .NET? [closed]
...t only looking at methods originally declared in the type it's looking at. Foo(int) overrides the base method, so isn't considered. Foo(object) is applicable, so overload resolution stops there. Odd, I know.
– Jon Skeet
Jul 8 '09 at 13:24
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A std::map that keep track of the order of insertion?
...; myTable;
// Initialize the hash table and record insert order.
myTable["foo"] = 0;
insertOrder.push_back("foo");
myTable["bar"] = 0;
insertOrder.push_back("bar");
myTable["baz"] = 0;
insertOrder.push_back("baz");
/* Increment things in myTable 100000 times */
// Print the final results.
for (in...