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Add a dependency in Maven
.... Click "Add" in Dependencies group 3. Copy/paste "Maven" tab dependency info from browser window (groupId, artifactId, version) into corresponding fields in "Select Dependency" popup in STS 4. Click OK 5. Save pom.xml Once saved, my maven directory on hard drive and maven dependency sett...
React JSX: selecting “selected” on selected option
...<option value="C">Cranberry</option>
</select>
For more info, see the React select tag doc.
Also, React automatically understands booleans for this purpose, so you can simply write (note: not recommended)
<option value={option.value} selected={optionsState == option.value}>{...
Retina displays, high-res background images
...th/to/image', 'jpg', 100px, 100px, center center, repeat-x );
}
For more info about above mixin READ HERE.
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Automatically add newline at end of curl response body
...e -w/--write-out option was introduced. Using this, you can specify
what information from the previous transfer you want to extract.
To display the amount of bytes downloaded together with some text and an
ending newline:
curl -w 'We downloaded %{size_download} bytes\n' www.download.com
...
Errors: “INSERT EXEC statement cannot be nested.” and “Cannot use the ROLLBACK statement within an I
...y idea what the technical reason is for not allowing it? I can't find any info on this.
– jtate
Feb 15 '19 at 21:29
1
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static function in C
...e it can be done without resorting to the linker), while the linker has no information letting other files access the function.
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ASP.NET MVC ambiguous action methods
...override bool IsValidForRequest(ControllerContext controllerContext, MethodInfo methodInfo) {
return (controllerContext.HttpContext.Request[ValueName] != null);
}
public string ValueName { get; private set; }
}
In the above example, the attribute simply says "this method matches if...
How do I check for a network connection?
...k connection in .NET 2.0 using GetIsNetworkAvailable():
System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable()
To monitor changes in IP address or changes in network availability use the events from the NetworkChange class:
System.Net.NetworkInformation.NetworkChange.NetworkAvail...
Javascript: How to check if a string is empty? [duplicate]
...variable has a length of 0 in JS? What is the source where you found this info?
– PositiveGuy
Nov 7 '11 at 7:07
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How do I list all cron jobs for all users?
...
Thx, this is also true for AWS EC2 instace, this info was very helpful!
– Ivan Marjanovic
Aug 31 '16 at 10:47
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