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JavaScript object: access variable property by name as string [duplicate]
...but I think it might be worth explicitly pointing out prop must be of type string and or resolve to type string.
– prasanthv
Jun 24 '15 at 0:51
1
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Comments in Android Layout xml
...nnot use it inside a tag.
For example:
<TextView
android:text="@string/game_title"
<!-- This is a comment -->
android:layout_height="wrap_content"
android:layout_width="fill_parent"/>
is wrong and will give following error
Element type "TextView" must be followed ...
GIT: Checkout to a specific folder
...important. The exported name is literally just prefixed with the specified string.
If you want to export a certain directory, there are some tricks involved. The command only takes files, not directories. To apply it to directories, use the 'find' command and pipe the output to git.
find dirname ...
Changing Java Date one hour back
... database. Use a JDBC driver compliant with JDBC 4.2 or later. No need for strings, no need for java.sql.* classes.
Where to obtain the java.time classes?
Java SE 8, Java SE 9, Java SE 10, Java SE 11, and later - Part of the standard Java API with a bundled implementation.
Java 9 adds some mi...
I want to delete all bin and obj folders to force all projects to rebuild everything
...flag to test first, so I ended up with this: $foldersToRemove='bin','obj';[string[]]$foldersToIgnore='ThirdParty';Get-ChildItem .\ -Include $foldersToRemove -Recurse|Where-Object{$_.FullName -inotmatch "\\$($foldersToIgnore -join '|')\\"}|Remove-Item -Force -Recurse -WhatIf (a bit messy here as one ...
Default value in Doctrine
...can use:
<?php
/**
* @Entity
*/
class myEntity {
/**
* @var string
*
* @Column(name="myColumn", type="string", length="50")
*/
private $myColumn = 'myDefaultValue';
...
}
PHP-level default values are preferred as these are also properly available on newly crea...
How to get the parent dir location
...
os.path.abspath doesn't validate anything, so if we're already appending strings to __file__ there's no need to bother with dirname or joining or any of that. Just treat __file__ as a directory and start climbing:
# climb to __file__'s parent's parent:
os.path.abspath(__file__ + "/../../")
That...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
...of the class that you are trying to instantiate, PHP passes this name as a string to spl_autoload_register(), which allows you to pick up the variable and use it to "include" the appropriate class/file. As a result you don't specifically need to include that class via an include/require statement......
pandas GroupBy columns with NaN (missing) values
...l stumbles over this--another workaround is to convert via .astype(str) to string before grouping. That will conserve the NaN's.
df = pd.DataFrame({'a': ['1', '2', '3'], 'b': ['4', np.NaN, '6']})
df['b'] = df['b'].astype(str)
df.groupby(['b']).sum()
a
b
4 1
6 3
nan 2
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How to generate a random string in Ruby
I'm currently generating an 8-character pseudo-random uppercase string for "A" .. "Z":
50 Answers
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