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TimeSpan ToString format
...after I was lucky enough to notice this after having assumed it would show all hours. I'm saying this because I don't know if there is a better solution, like another hour format that can display endless hours.
I do however think this format is doing its intended functionality. You just have to be ...
SPA best practices for authentication and session management
...-considered-harmful/
To summarize:
A man-in-the-middle attack can trivially replace your crypto code with <script>
function hash_algorithm(password){ lol_nope_send_it_to_me_instead(password); }</script>
A man-in-the-middle attack is trivial against a page that serves any resource ove...
Chrome extension: accessing localStorage in content script
...xtension context, so you don't need content scripts or messaging. You can call localStorage directly from the options page or use chrome.extension.getBackgroundPage from the options page.
– Mohamed Mansour
Jul 23 '11 at 12:43
...
What's the difference between Invoke() and BeginInvoke()
...y, on a threadpool thread.
Control.Invoke: Executes on the UI thread, but calling thread waits for completion before continuing.
Control.BeginInvoke: Executes on the UI thread, and calling thread doesn't wait for completion.
Tim's answer mentions when you might want to use BeginInvoke - although i...
updating table rows in postgres using subquery
...
Postgres allows:
UPDATE dummy
SET customer=subquery.customer,
address=subquery.address,
partn=subquery.partn
FROM (SELECT address_id, customer, address, partn
FROM /* big hairy SQL */ ...) AS subquery
WHERE dummy.addre...
Linq to Entities join vs groupjoin
...groups. This can be turned into a flat list of parent-child pairs by two small additions:
from p in parents
join c in children on p.Id equals c.Id into g // <= into
from c in g.DefaultIfEmpty() // <= flattens the groups
select new { Parent = p.Value, Child = c?.ChildValue }
The ...
Why do we need the “event” keyword while defining events?
...-like events and public fields of delegate types look similar, but are actually very different.
An event is fundamentally like a property - it's a pair of add/remove methods (instead of the get/set of a property). When you declare a field-like event (i.e. one where you don't specify the add/remove ...
python generator “send” function purpose?
...t's useful, one of the best use cases I've seen is Twisted's @defer.inlineCallbacks. Essentially it allows you to write a function like this:
@defer.inlineCallbacks
def doStuff():
result = yield takesTwoSeconds()
nextResult = yield takesTenSeconds(result * 10)
defer.returnValue(nextResu...
Is there a way to make GHC provide the type class constraints of typed holes?
...ng out-of-scope types
(use -fprint-potential-instances to see them all)
• In the expression: show _
In an equation for ‘it’: it = show _
<interactive>:3:6: error:
• Found hole: _ :: a0
Where: ‘a0’ is an ambiguous type variable
• In the first argum...
BugTrap：程序崩溃快照、bug跟踪之利器 - C/C++ - 清泛网 - 专注C/C++及内核技术
...p.h"
static void SetupExceptionHandler()
{
LOG_TRACER();
BT_InstallSehFilter();
// 配置信息
BT_SetAppName(_T("MarketInfo"));
BT_SetDialogMessage(BTDM_INTRO1, _T("We're so Sorry, program crashed because of our mistakes !"));
BT_SetDialogMessage(BTDM_INTRO2, _T("本程序...