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How to declare a local variable in Razor?
...ou declare a variable like that it's available in the rest of that .cshtml file. Later in the file you could do something like @if (isUserConnected) { /* stuff if connected */ } or <div>Connected? @isUserConnected</div> (this works better with strings). It's not available outside that fi...
Git Commit Messages: 50/72 Formatting
...t and instead line breaks should be used to separate thoughts, paragraphs, etc. as part of the data, not the presentation. In this case, the "data" is the message you are trying to get across and the "presentation" is how the user sees that.
I use a single summary line at the top and I try to keep...
What's the point of map in Haskell, when there is fmap?
...l of those which belongs to the functor class (e.g. maybes, tuples, lists, etc.). Since the "list of values" data type is also a functor (because it provides an implementation for it) then fmap can be applied to is as well producing the very same result as map.
map (+3) [1..5]
fmap (+3) (Just 15)
...
Stop pip from failing on single package when installing with requirements.txt
... GNU xargs, there's -a flag option, which allows xargs read arguments from file, so this can be done as xargs -n 1 -a requirements.txt pip install. Prevents UUOC and excessive plumbing
– Sergiy Kolodyazhnyy
Sep 3 '18 at 22:28
...
Is APC compatible with PHP 5.4 or PHP 5.5?
...be up to the task. This release fixes the nasty stat=0 bugs when including files.
2012-04-11:
An APC 3.1.10 tag was created today, and a beta release of 3.1.10 was placed on the APC PECL page
The changelog states:
Add PHP 5.4 support (Dmitry, Anatoliy, Pierre)
Fixed bug #22679: Fix apc_bin_dump fo...
bash: Bad Substitution
...e@pc:~$ readlink -f $(which sh)
/bin/dash
So if you chmod +x your_script_file.sh and then run it with ./your_script_file.sh, or if you run it with bash your_script_file.sh, it should work fine.
Running it with sh your_script_file.sh will not work because the hashbang line will be ignored and the ...
Simple Digit Recognition OCR in OpenCV-Python
...ple OCR purposes).
1) My first question was about letter_recognition.data file that comes with OpenCV samples. I wanted to know what is inside that file.
It contains a letter, along with 16 features of that letter.
And this SOF helped me to find it. These 16 features are explained in the paperLet...
How can I calculate the number of lines changed between two commits in git?
...
2463 files changed, 39745 insertions(+), 21383 deletions(-) I've actually deleted around 5k to 10k in the last month. It's nearly all I've been doing apart from moving things around. Something is wrong. It doesn't include remove...
Getting an element from a Set
...additional functionalities, like getFromId(), popFromId(), removeFromId(), etc.
The only requirement to use it is that any element that you want to store in a MagicSet needs to extend the abstract class UniqueItem.
Here is a code example, imagining to retrieve the original instance of a city fro...
No Main() in WPF?
...ating it in project-properties as necessary). Look in obj/debug for an app file; I have (courtesy of "C# 2010 Express") App.g.i.cs with:
namespace WpfApplication1 {
/// <summary>
/// App
/// </summary>
[System.CodeDom.Compiler.GeneratedCodeAttribute("PresentationBuildT...