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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
... }
irb(main):019:1> end
=> #<Benchmark::Tms:0x00007fbdc18f0d28 @label="", @real=0.8680500000045868, @cstime=0.0, @cutime=0.0, @stime=0.009999999999999998, @utime=0.86, @total=0.87>
irb(main):020:0>
irb(main):021:0* Benchmark.measure do
irb(main):022:1* 100_000.times {
irb(main):02...
SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...y to receive the iframe message and replay
this code is used to set white label in the iframe using [CSS custom property]
code:
iframe
$(function() {
window.onload = function() {
// create listener
function receiveMessage(e) {
document.documentElement.style.setPrope...
How does this checkbox recaptcha work and how can I use it?
...runat="Server" Text="Send" OnClick="btnSubmit_Click" />
<asp:Label ID="lblAlarm" runat="server" ForeColor="Red"></asp:Label>
</form>
</body>
</html>
If you need to validate in the ASP.NET code-behind, simply verify the "g-recaptcha-response" control is ...
What is tail call optimization?
...+ a, b - 1);
}
gets quietly turned into:
sub foo (int a, int b) {
label:
if (b == 1) {
return a;
} else {
a = a*a + a;
b = b - 1;
goto label;
}
What I like about this description is how succinct and easy it is to grasp for those coming from an imperativ...
C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...准库中提供了锁和引用计数方案。锁的缺点很明显，无论是哪种锁，在读的时候都会产生较大的开销。引用计数则相对好一些，但每次读取都需要修改引用计数，高并发场景下这样的原子操作也会成为性能瓶颈，毕竟原子加对应...
Alarm Manager Example
...up="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.example.alarmexample.MainActivity"
android:label="@string/app_name" >
...
Add property to anonymous type after creation
...
public static string TextBox(this HtmlHelper html, string value, string labelText, string textBoxId, object textBoxHtmlAttributes, object labelHtmlAttributes){}
This would accept the id value the textbox should have and the label should refer to.
If the consumer now doesn't include the "id" pro...
Adding iOS UITableView HeaderView (not section header)
...tever view you want up there.
Use a new UIView as a container, add a text label and an image view to that new UIView, then set tableHeaderView to the new view.
For example, in a UITableViewController:
-(void)viewDidLoad
{
// ...
UIView *headerView = [[UIView alloc] initWithFrame:CGRectM...
How to sort an array in descending order in Ruby
... { 'randomized' => arr1,
'sorted' => arr2 }.each do |label, arr|
puts '---------------------------------------------------'
puts label
x.report('sort_by / reverse') {
NUM_RUNS.times { arr.sort_by { |h| h[:num] }.reverse }
}
x.report('sort_by -') {
...
How to use knockout.js with ASP.NET MVC ViewModels?
...seVM</legend>
<div>
<div class="editor-label">
@Html.LabelFor(model => model.CourseId)
</div>
<div class="editor-field">
@Html.TextBoxFor(model => model.CourseId, new { data_bind = "enabl...