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How do I PHP-unserialize a jQuery-serialized form?
...e() , I was able to send this over to a PHP page. Now how do I unserialize it in PHP? It was serialized in jQuery.
14 Answe...
Installing Java 7 on Ubuntu
...ince Oracle end-of-lifed Java 7 and put the binary downloads for versions with security patches behind a paywall. Also, OpenJDK has grown up and is a more viable alternative nowadays.
In Ubuntu 16.04 and higher, Java 7 is no longer available. Usually you're best off installing Java 8 (or 9) instea...
How can I create directory tree in C++/Linux?
...
With C++17 or later, there's the standard header <filesystem> with
function
std::filesystem::create_directories
which should be used in modern C++ programs.
The C++ standard functions do not have the POSIX-specific expli...
Escaping regex string
... to use input from a user as a regex pattern for a search over some text. It works, but how I can handle cases where user puts characters that have meaning in regex?
...
How can I get a precise time, for example in milliseconds in Objective-C?
...timeIntervalSince* methods will return a NSTimeInterval which is a double with sub-millisecond accuracy. NSTimeInterval is in seconds, but it uses the double to give you greater precision.
In order to calculate millisecond time accuracy, you can do:
// Get a current time for where you want to star...
How to make URL/Phone-clickable UILabel?
...
You can use a UITextView and select Detection for Links, Phone Numbers and other things in the inspector.
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Generate JSON string from NSDictionary in iOS
... dictionary I need to generate a JSON string by using dictionary . Is it possible to convert it? Can you guys please help on this?
...
What really happens in a try { return x; } finally { x = null; } statement?
...- at the IL level you can't return from inside an exception-handled block. It essentially stores it in a variable and returns afterwards
i.e. similar to:
int tmp;
try {
tmp = ...
} finally {
...
}
return tmp;
for example (using reflector):
static int Test() {
try {
return SomeNu...
Super-simple example of C# observer/observable with delegates
...
The observer pattern is usually implemented with events.
Here's an example:
using System;
class Observable
{
public event EventHandler SomethingHappened;
public void DoSomething() =>
SomethingHappened?.Invoke(this, EventArgs.Empty);
}
class Obser...
How do I install cygwin components from the command line?
...o tool specifically in the 'setup.exe' installer that offers the
functionality of apt-get. There is, however, a command-line package installer
for Cygwin that can be downloaded separately, but it is not entirely stable and
relies on workarounds.
apt-cyg: http://github.com/transcode-open/apt-cyg
C...