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How to colorize diff on the command line?
...
Indeed. In Zsh, a command of the form =(...) is replaced with the name of a file containing its output.
– Johnsyweb
May 5 '15 at 23:07
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Devise form within a different controller
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As Andres says, the form calls helpers which are specified by Devise and so aren't present when you access a Devise form from a non-Devise controller.
To get around this, you need to add the following methods to the helper class of the controll...
is not JSON serializable
...t_queryset() and replace them with dicts using model_to_dict:
from django.forms.models import model_to_dict
data = self.get_queryset()
for item in data:
item['product'] = model_to_dict(item['product'])
return HttpResponse(json.simplejson.dumps(data), mimetype="application/json")
Hope that h...
How to change row color in datagridview?
...n't have to traverse every row, only those that get painted (so it will perform much better on large amount of data:
Attach to the event
this.dataGridView1.RowPrePaint
+= new System.Windows.Forms.DataGridViewRowPrePaintEventHandler(
this.dataGridView1_RowPrePaint);
The event code
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How can I upload files asynchronously?
...ugins and after some research I came up with the solution.
The HTML:
<form enctype="multipart/form-data">
<input name="file" type="file" />
<input type="button" value="Upload" />
</form>
<progress></progress>
First, you can do some validation if you wa...
How to initialise memory with new operator in C++?
... initializes that object as follows:
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If the new-initializer is of the form (), the item is value-initialized (8.5);
and does not restrict the types for which this is allowed, whereas the (expression-list) form is explicitly restricted by further rules in the same section such that it does not...
String representation of an Enum
...ivate readonly int value;
public static readonly AuthenticationMethod FORMS = new AuthenticationMethod (1, "FORMS");
public static readonly AuthenticationMethod WINDOWSAUTHENTICATION = new AuthenticationMethod (2, "WINDOWS");
public static readonly AuthenticationMethod SINGLESIGNON = ne...
How to write “Html.BeginForm” in Razor
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The following code works fine:
@using (Html.BeginForm("Upload", "Upload", FormMethod.Post,
new { enctype = "multipart/form-data" }))
{
@Html.ValidationSummary(true)
<fieldset>
Select a file <input type="file" n...
How to get form field's id in Django?
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This doesn't work for every form field.
For instance {{ form.address.auto_id }} works while {{ form.address.auto_name }} will not.
However you can use {{ form.address.html_name }} to get the equivalent answer.
Here are the docs
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Can I use a hash sign (#) for commenting in PHP?
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One might think that the # form of commenting is primarily intended to make a shell script using the familiar "shebang" (#!) notation. In the following script, PHP should ignore the first line because it is also a comment. Example:
#!/usr/bin/php
<...