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How to access property of anonymous type in C#?
...>();
nodes.Add(
new
{
Checked = false,
depth = 1,
id = "div_1"
});
1. Solution with dynamic
In C# 4.0 and higher versions, you can simply cast to dynamic and write:
if (nodes.Any(n => ((dynamic)n).Checked == false))
Console.WriteLine("found not checked element!");
Note:...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
...and throw away the output, rather than decompressing the file?
tar -tzf my_tar.tar.gz >/dev/null
Edited as per comment. Thanks zrajm!
Edit as per comment. Thanks Frozen Flame! This test in no way implies integrity of the data. Because it was designed as a tape archival utility most implementa...
Convert integer to string Jinja
... my case I've got integers as strings coming from JSON content files: "hero_title_img_w": "111" and "hero_title_img2_w": "222". Then I'm adding them in .NJK file: {{ hero_title_img_w|int + hero_title_img2_w|int }} to use as image's width attribute. Hope it helps somebody one day.
...
Using backticks around field names
... double quotes. It will not always work. For instance... DELETE FROM app_key_stores WHERE ("key" = 'c5cc4f30-31f3-0130-505e-14dae9da9fc5_range'); Query OK, 0 rows affected (0.00 sec) DELETE FROM app_key_stores WHERE (key = 'c5cc4f30-31f3-0130-505e-14dae9da9fc5_range'); Query OK, 5 rows affected ...
How do I get the application exit code from a Windows command line?
...cial syntax:
if errorlevel
See if /? for details.
Example
@echo off
my_nify_exe.exe
if errorlevel 1 (
echo Failure Reason Given is %errorlevel%
exit /b %errorlevel%
)
Warning: If you set an environment variable name errorlevel, %errorlevel% will return that value and not the exit code. ...
Integrating the ZXing library directly into my Android application
...t XML file:
<ImageView
android:id="@+id/qrCode"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="50dp"
android:layout_centerHorizontal="true"/>
Code snippet:
// ImageView to display the QR code in. This should be defin...
How to “fadeOut” & “remove” a div in jQuery?
...e</td>
<td>ECH-CHEBABY</td>
<th>@__chebaby</th>
<td><button class="btn btn-danger deleteItem">Delete</button></td>
</tr>
<tr class="item">
<td>2</td>
<t...
How to read a text-file resource into Java unit test? [duplicate]
...
java7 version is perfect, tip: use StandardCharsets.UTF_8 to avoid the unsupportedEncodingException
– pdem
Feb 2 '16 at 16:01
|
...
How to change the URI (URL) for a remote Git repository?
...accept the consequences if you get it wrong. Backup your local repository _before_ messing with git internals.
– Jesse Chisholm
Oct 20 '16 at 15:41
...
What's the Best Way to Shuffle an NSMutableArray?
... to answer by Ladd.
Edit: Changed (arc4random() % nElements) to arc4random_uniform(nElements) thanks to answer by Gregory Goltsov and comments by miho and blahdiblah
Edit: Loop improvement, thanks to comment by Ron
Edit: Added check that array is not empty, thanks to comment by Mahesh Agrawal
//...