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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
add a comment
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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
...
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...
How to use transactions with dapper.net?
...on.BeginTransaction())
{
connection.Execute(
"INSERT INTO data(Foo, Bar) values (@Foo, @Bar);", listOf5000Items, transaction);
transaction.Commit();
}
share
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improve this answer
...
sort object properties and JSON.stringify
...('make properties in order', () => {
const obj = {
name: 'foo',
arr: [
{ x: 1, y: 2 },
{ y: 4, x: 3 },
],
value: { y: 2, x: 1, },
};
expect(orderedJsonStringify(obj))
.to.equal('{"arr":[{"x":1,"y":2},{"x":3,"y":4}],"nam...
AngularJs “controller as” syntax - clarification?
...use an es6 class as your controller and reference the methods in the HTML. foo() { ... } is way cleaner than $scope.foo = function() { ... }.
– Brian McCutchon
Aug 7 '16 at 5:01
...