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Difference between viewDidLoad and viewDidAppear

...nce between viewDidLoad and viewDidAppear ? What kind of initialization or custom code goes into those functions? 2 Answ...
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Token Authentication vs. Cookies

...st example of a stateless protocol. But since most web apps need state, in order to hold the state between server and client, cookies are used such that the server can send a cookie in every response back to the client. This means the next request made from the client will include this cookie and wi...
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Django queries - id vs pk

... It doesn't matter. pk is more independent from the actual primary key field i.e. you don't need to care whether the primary key field is called id or object_id or whatever. It also provides more consistency if you have models with different primary k...
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How to find the width of a div using vanilla JavaScript?

... That, or cientWidth, altho I don't know the real difference. – JCOC611 Jan 24 '11 at 21:51 127 ...
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How do I request a file but not save it with Wget? [closed]

... Use q flag for quiet mode, and tell wget to output to stdout with O- (uppercase o) and redirect to /dev/null to discard the output: wget -qO- $url &> /dev/null > redirects application output (to a file). if > is preceded b...
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Is it possible to get CMake to build both a static and shared version of the same library?

...probably give each library a different name, since there is a ".lib" file for both shared and static. But on Linux and Mac you can even give both libraries the same name (e.g. libMyLib.a and libMyLib.so): set_target_properties(MyLibStatic PROPERTIES OUTPUT_NAME MyLib) But I don't recommend givin...
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How to detect IE11?

... IE11 no longer reports as MSIE, according to this list of changes it's intentional to avoid mis-detection. What you can do if you really want to know it's IE is to detect the Trident/ string in the user agent if navigator.appName returns Nets...
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Choosing between MEF and MAF (System.AddIn)

The Managed Extensibility Framework (MEF) and Managed AddIn Framework (MAF, aka System.AddIn) seem to accomplish very similar tasks. According to this Stack Overflow question, Is MEF a replacement for System.Addin? , you can even use both at the same time. ...
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How do you run a crontab in Cygwin on Windows?

...n jobs to send email of any output you'll also need to install either exim or ssmtp (before running cron-config.) See /usr/share/doc/Cygwin/cron-*.README for more details. Regarding programs without a .exe extension, they are probably shell scripts of some type. If you look at the first line of t...
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How can I apply a function to every row/column of a matrix in MATLAB?

You can apply a function to every item in a vector by saying, for example, v + 1 , or you can use the function arrayfun . How can I do it for every row/column of a matrix without using a for loop? ...