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Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
I had an interesting job interview experience a while back. The question started really easy:
47 Answers
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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...趣的朋友可以查看我开源在 GitHub 上面的 stapxx 这个代码仓库。这个仓库里面也包含了很多直接使用我的 stap++ 宏语言实现的完整的调试工具。
SystemTap 在生产上的应用
DTrace 有今天这么大的影响离不开著名的 DTrace 布道士 Brendan G...
MySql: Tinyint (2) vs tinyint(1) - what is the difference?
...nswered Oct 11 '12 at 12:56
Ja͢ckJa͢ck
157k3232 gold badges230230 silver badges287287 bronze badges
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Simplest way to detect a mobile device in PHP
..._AGENT'];
if(preg_match('/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wa...
Detecting a mobile browser
...ing on whether or not the user is browsing with a mobile.
window.mobileCheck = function() {
let check = false;
(function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfron...
Make Https call using HttpClient
...s using C#. Seems neat & fast way compared to WebClient . However I am stuck up while making Https calls.
13 Answers
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Find out whether Chrome console is open
...ting both close and open events.
function toString (2019)
Credit to Overcl9ck's comment on this answer. Replacing the regex /./ with an empty function object still works.
var devtools = function() {};
devtools.toString = function() {
if (!this.opened) {
alert("Opened");
}
this.opened =...
How to drop column with constraint?
... drop constraint [ConstraintName]
go
alter table tbloffers drop column checkin
But the error may appear from other reasons - for example the user defined function or view with SCHEMABINDING option set for them.
UPD:
Completely automated dropping of constraints script:
DECLARE @sql NVARCHAR(MAX)...
Can I change multiplier property for NSLayoutConstraint?
... answered Jan 8 '15 at 0:16
Ja͢ckJa͢ck
157k3232 gold badges230230 silver badges287287 bronze badges
...
“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server
...Disabling certificate validation can expose you to a man-in-the-middle attack
// which may allow your encrypted message to be read by an attacker
// https://stackoverflow.com/a/14907718/740639
ServicePointManager.ServerCertificateValidationCallback =
delegate (
...