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Get PHP class property by string
...r, if you have control over the class, implement the ArrayAccess interface and just do this
echo $obj['Name'];
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How to fix Git error: object file is empty?
...Continue deleting the empty files. You can also cd into the .git directory and run find . -type f -empty -delete -print to remove all empty files. Eventually git started telling me it was actually doing something with the object directories:
nathanvan@nathanvan-N61Jq:~/workspace/mcmc-chapter$ git ...
Android: How do I prevent the soft keyboard from pushing my view up?
...simply switch your Activity's windowSoftInputModeflag to adjustPan in your AndroidMainfest.xml file inside your activity tag.
Check the official documentation for more info.
<activity
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android:windowSoftInputMode="adjustPan">
</activity>
If your container is not changing size,...
No Exception while type casting with a null in java
...ally print methods call String.valueOf(object) method on the input object. And in valueOf method, this check helps to avoid null pointer exception:
return (obj == null) ? "null" : obj.toString();
For rest of your confusion, calling any method on a null object should throw a null pointer exception...
How to get the current directory of the cmdlet being executed
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The reliable way to do this is just like you showed $MyInvocation.MyCommand.Path.
Using relative paths will be based on $pwd, in PowerShell, the current directory for an application, or the current working directory for a .NET API.
PowerShell v3+:
Use the automatic variable $PSScriptRoot.
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Programmatically Determine a Duration of a Locked Workstation?
... this before, but from any application you can hookup a SessionSwitchEventHandler. Obviously your application will need to be running, but so long as it is:
Microsoft.Win32.SystemEvents.SessionSwitch += new Microsoft.Win32.SessionSwitchEventHandler(SystemEvents_SessionSwitch);
void SystemEvents_Se...
Android: Create spinner programmatically from array
I'm all new to Android and I'm trying to create a spinner programmatically and feeding it with data from an array, but Eclipse gives me a warning that I can't handle.
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How to escape single quotes within single quoted strings
...on, using single quotes.
If you do not place any whitespaces between (1) and (2), or between (4) and (5), the shell will interpret that string as a one long word.
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How to get the last character of a string in a shell?
...y you need to quote your variables:
echo "${str:$i:1}"
Otherwise, bash expands the variable and in this case does globbing before printing out. It is also better to quote the parameter to the script (in case you have a matching filename):
sh lash_ch.sh 'abcde*'
Also see the order of expansions in ...
Extracting Nupkg files using command line
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You can also use the NuGet command line, by specifying a local host as part of an install. For example if your package is stored in the current directory
nuget install MyPackage -Source %cd% -OutputDirectory packages
will unpack it into the target direc...