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Difference between DirectCast() and CType() in VB.NET
...do things you just can't do with a simple (int)-style cast, like convert a string to an integer. It has as much power as calling Convert.To___() in C#, where the ___ is the target type of your cast.
This is desirable because it's very powerful. However, this power comes at the cost of performance; ...
Properties file in python (similar to Java Properties)
... Java or Py3, and maybe it works for simple key/values. But the syntax for string interpolation is different. This solution provides Python formatting, ie. %(string)s while (for e.g. Ant) I would use ${string}. pymotw.com/2/ConfigParser
– mpe
Dec 21 '16 at 18:...
How can I use pickle to save a dict?
... pickling a dict will fail unless you have only simple objects in it, like strings and integers.
Python 2.7.9 (default, Dec 11 2014, 01:21:43)
[GCC 4.2.1 Compatible Apple Clang 4.1 ((tags/Apple/clang-421.11.66))] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>...
Why are there no ++ and -- operators in Python?
...python-iaq.html
It generally encourages people to write less readable code
Extra complexity in the language implementation, which is unnecessary in Python, as already mentioned
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How to programmatically disable page scrolling with jQuery
...
If you use some extra css you CAN completely disable scrolling, see my answer for more details.
– gitaarik
Jun 25 '13 at 9:28
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C++ new int[0] — will it allocate memory?
...
I guarantee you that new int[0] costs you extra space since I have tested it.
For example,
the memory usage of
int **arr = new int*[1000000000];
is significantly smaller than
int **arr = new int*[1000000000];
for(int i =0; i < 1000000000; i++) {
arr[i]...
ListView item background via custom selector
...t write android:listSelector="@android:color/transparent". No need for the extra list_selector.xml.
– Sofi Software LLC
Sep 30 '13 at 22:12
1
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.NET HttpClient. How to POST string value?
...ions.Generic;
using System.Net.Http;
class Program
{
static void Main(string[] args)
{
Task.Run(() => MainAsync());
Console.ReadLine();
}
static async Task MainAsync()
{
using (var client = new HttpClient())
{
client.BaseAddress = ...
MySQL OPTIMIZE all tables?
... optimising 1 table at a time. You should implode the table names into one string and hence only one optimize table query is required.
– Dean Marshall
Apr 14 '12 at 11:23
8
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Iterate over object keys in node.js
...d normally do {add = add.substr(0, level)} of a precreated multi-tab [add] string here, but Sublime keeps replacing with spaces, even with the ["translate_tabs_to_spaces": false] setting!!! (angry)
add += "\t";
}
for (var i = 0; i < len; i++)
{
prop = obj[keys[i]];
...