大约有 577 项符合查询结果（耗时：0.0265秒） [XML]
Adding a column to an existing table in a Rails migration
...n to it and then call
rake db:migrate
This will work if you have rails 3.1 onwards installed in your system.
Much simpler way of doing it is change let the change in migration file be as it is.
use
$rake db:migrate:redo
This will roll back the last migration and migrate it again.
...
Twitter bootstrap remote modal shows same content every time
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For Bootstrap 3.1 you'll want to remove data and empty the modal-content rather than the whole dialog (3.0) to avoid the flicker while waiting for remote content to load.
$(document).on("hidden.bs.modal", function (e) {
$(e.target).re...
CSS: center element within a element
...xes.
.flex-container{
display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6, BB7 */
display: -ms-flexbox; /* TWEENER - IE 10 */
display: -webkit-flex; /* NEW - Safari 6.1+. iOS 7.1+, BB10 */
display: flex; /* NEW, Spec - Firefox, Chrome, Opera */
justify-content: center;
a...
How to escape os.system() calls?
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Note that pipes.quote is actually broken in Python 2.5 and Python 3.1 and not safe to use--It doesn't handle zero-length arguments.
>>> from pipes import quote
>>> args = ['arg1', '', 'arg3']
>>> print 'mycommand %s' % (' '.join(quote(arg) for arg in args))
mycom...
Spring boot @ResponseBody doesn't serialize entity id
...
The class RepositoryRestConfigurerAdapter has been deprecated since 3.1, implement RepositoryRestConfigurer directly.
@Configuration
public class RepositoryConfiguration implements RepositoryRestConfigurer {
@Override
public void configureRepositoryRestConfiguration(RepositoryRestC...
RegEx for matching UK Postcodes
...dia article.
Here are complex regexes that include the subsections of 3. (3.1, 3.2, 3.3).
In relation to the patterns in 1. Fixing the UK Government's Regex:
See regex in use here
^(([A-Z][A-HJ-Y]?\d[A-Z\d]?|ASCN|STHL|TDCU|BBND|[BFS]IQQ|PCRN|TKCA) ?\d[A-Z]{2}|BFPO ?\d{1,4}|(KY\d|MSR|VG|AI)[ -]?\...
Named placeholders in string formatting
...ed correctly.
http://commons.apache.org/proper/commons-lang/javadocs/api-3.1/org/apache/commons/lang3/text/StrSubstitutor.html
Map<String, String> values = new HashMap<String, String>();
values.put("value", x);
values.put("column", y);
StrSubstitutor sub = new StrSubstitutor(values, "...
Build Error - missing required architecture i386 in file
...)",
"\"$(DEVELOPER_DIR)/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS3.1.sdk/System/Library/Frameworks\"",);
My project now build for both the iPhone device and the iPhoneSimulator.
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Accessing localhost:port from Android emulator
...ked for me while trying to connect to my api rest developed with .net core 3.1 on VS 2019 from my emulator...Thanks!
– Ramiro G.M.
Jul 1 at 17:35
add a comment
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TypeError: not all arguments converted during string formatting python
...id not happen so far (Python 3.5). The old '%' syntax wasn't deprecated in 3.1 and only in 3.2 logging module learned how to format with the new style {}. And suddenly 3.5 brings PEP 461: % formatting for bytes. This makes me think the % remains for a long time to come.
– cfi
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