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Detect Windows version in .net
...;
using (ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_OperatingSystem"))
{
ManagementObjectCollection information = searcher.Get();
if (information != null)
{
foreach (ManagementObject obj in information)
{
r = obj["Cap...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
...
+1; I've tried the formula in Maple for select numbers and it works. I still couldn't convince myself WHY it works, though.
– polygenelubricants
Aug 16 '10 at 11:12
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LINQ OrderBy versus ThenBy
...e,
o.InvoiceOwner.FirstName,
o.InvoiceID
select o;
If you call OrderBy multiple times, it will effectively reorder the sequence completely three times... so the final call will effectively be the dominant one. You can (in LINQ to Objects) write
foo.OrderBy(x).O...
How to write a CSS hack for IE 11? [duplicate]
...this work because of the following:
When a user agent cannot parse the selector (i.e., it is not valid CSS 2.1), it must ignore the selector and the following declaration block (if any) as well.
<!doctype html>
<html>
<head>
<title>IE10/11 Media Query Test<...
change text of button and disable button in iOS
...trolStateReserved];
[myButton setTitle: @"myTitle" forState: UIControlStateSelected];
[myButton setTitle: @"myTitle" forState: UIControlStateDisabled];
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How do I create a folder in a GitHub repository?
...box at the bottom of the page, you can type the description for your file.
Select the radio button Commit directly to the master branch.
Click on the Commit new file button
You will see the new directory will be created.
sh...
Display open transactions in MySQL
... the current transaction list in InnoDB with the query below if you want.
SELECT * FROM information_schema.innodb_trx\G
From the document:
The INNODB_TRX table contains information about every transaction (excluding read-only transactions) currently executing inside InnoDB, including whether t...
Are there benefits of passing by pointer over passing by reference in C++?
...ng reference in C? I am using codeblock (mingw) latest version and in that selecting a C project. Still passing by reference (func (int& a)) works. Or is it available in C99 or C11 onwards?
– Jon Wheelock
Oct 12 '15 at 1:18
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What do the f and t commands do in Vim?
...h occurrence of a given letter 100% correct. With v you can see the visual selection, a nice visual cue.
– Bentley4
Nov 27 '13 at 19:00
2
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Specifying and saving a figure with exact size in pixels
...-- it seems that the DPI saved is always 0.02 pixels/inch smaller than the selected value, which will have a (small) effect on large image sizes. Some more discussion of this here.
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