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How to horizontally center a
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You can apply this CSS to the inner <div>:
#inner {
width: 50%;
margin: 0 auto;
}
Of course, you don't have to set the width to 50%. Any width less than the containing <div> will work. The margin: 0 auto is what does the actual centering.
If you are targeting Internet...
Android: Vertical alignment for multi line EditText (Text area)
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Use android:gravity="top"
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Understanding Spring @Autowired usage
...o this method. If it finds two such beans you will get an Exception. To avoid the Exception, you can use the @Qualifier annotation and tell it which of the two beans to inject in the following manner:
@Qualifier("redBean")
class Red implements Color {
// Class code here
}
@Qualifier("blueBean")...
MySQL integer field is returned as string in PHP
... string. You can convert it back to an integer using the following code:
$id = (int) $row['userid'];
Or by using the function intval():
$id = intval($row['userid']);
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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
...itional dependencies and use SecureRandom which is builtin:
SecureRandom.uuid #=> "1ca71cd6-08c4-4855-9381-2f41aeffe59c"
See other possible formats here.
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Securely storing environment variables in GAE with app.yaml
...ource code as it will be checked into source control. The wrong people (inside or outside your organization) may find it there. Also, your development environment probably uses different config values from your production environment. If these values are stored in code, you will have to run differen...
What is a 'multi-part identifier' and why can't it be bound?
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A multipart identifier is any description of a field or table that contains multiple parts - for instance MyTable.SomeRow - if it can't be bound that means there's something wrong with it - either you've got a simple typo, or a confusion...
Making macOS Installer Packages which are Developer ID ready
...HelloWorldAppComponents.plist" \
--scripts "./Package/Scripts" \
--identifier "com.test.pkg.HelloWorld" \
--version "$VERSION" \
--install-location "/" \
"${BUILT_PRODUCTS_DIR}/HelloWorld.pkg"
pkgbuild --root "${BUILT_PRODUCTS_DIR}/Helper.app" \
--component-plist "./Package/H...
jQuery select2 get value of select tag?
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for an select called by id name instead of class name, use: $(".first").val()
– Rui Martins
Jun 21 '17 at 9:15
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How to add a primary key to a MySQL table?
...mn, you can always add the primary key:
ALTER TABLE goods ADD PRIMARY KEY(id)
As to why your script wasn't working, you need to specify PRIMARY KEY, not just the word PRIMARY:
alter table goods add column `id` int(10) unsigned primary KEY AUTO_INCREMENT;
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