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How to import and use different packages of the same name in Go language?
...example, I want to use both text/template and html/template in one source file.
But the code below throw errors.
2 Answers...
python max function using 'key' and lambda expression
..., '2', 2, 2.57]
>>> max(lis)
Traceback (most recent call last):
File "<ipython-input-2-0ce0a02693e4>", line 1, in <module>
max(lis)
TypeError: unorderable types: int() > str()
But this works, as we are comparing integer version of each object:
>>> max(lis, k...
How do you find all subclasses of a given class in Java?
... packages you know your class would not be extended or just open the class file and check for finding the class name in the class' constant section avoiding letting the reflection scanner read a lot more information on classes that do not even contain the required reference to your (direct) super cl...
Firing a double click event from a WPF ListView item using MVVM
.... In your scenario I would handle the DoubleClick event in the code behind file and delegate this call to the ViewModel.
Sample applications that use code behind and still fulfill the MVVM separation can be found here:
WPF Application Framework (WAF) - http://waf.codeplex.com
...
String vs. StringBuilder
...uff" + var1 + " more stuff"
+ var2 + " other stuff" .... etc... etc...;
is more performant than
StringBuilder sb = new StringBuilder();
sb.Append("Some Stuff");
sb.Append(var1);
sb.Append(" more stuff");
sb.Append(var2);
sb.Append("other stuff");
// etc.. etc.. etc..
In this c...
django import error - No module named core.management
...ce path/to/your/virtualenv/bin/activate
if you config workon in .bash_profile or .bashrc
workon yourvirtualenvname
*please dont edit your manage.py file maybe works by isnt the correct way and could give you future errors
...
TypeScript: casting HTMLElement
...
As of TypeScript 0.9 the lib.d.ts file uses specialized overload signatures that return the correct types for calls to getElementsByTagName.
This means you no longer need to use type assertions to change the type:
// No type assertions needed
var script: HT...
How does Go compile so quickly?
...dency
analysis easy and avoids much of the
overhead of C-style include files and
libraries.
While the phrase is not in the FAQ anymore, this topic is elaborated upon in the talk Go at Google, which compares the dependency analysyis approach of C/C++ and Go.
That is the main reason of fast c...
How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
...CPU A CPU time limit exceeded.
SIGXFSZ A File size limit exceeded.
BusyBox init
BusyBox's 1.29.2 default reboot command sends a SIGTERM to processes, sleeps for a second, and then sends SIGKILL. This seems to be a common convention across different distros.
When...
How do I execute code AFTER a form has loaded?
...m to push work onto the UI thread. Normally this is used by worker threads etc. Control.Invoke does a synchronous call, where-as Control.BeginInvoke does an asynchronous call.
Normally, these would be used as:
SomeCodeOrEventHandlerOnAWorkerThread()
{
// this code running on a worker thread...
...