大约有 40,000 项符合查询结果（耗时：0.0615秒） [XML]
How can I create an executable JAR with dependencies using Maven?
...mments.
Commonly this goal is tied to a build phase to execute automatically. This ensures the JAR is built when executing mvn install or performing a deployment/release.
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<archive>
...
When should we use mutex and when should we use semaphore
... to sleep till you release the mutex.
Spinlock:
Use a spinlock when you really want to use a mutex but your thread is not allowed to sleep.
e.g.: An interrupt handler within OS kernel must never sleep. If it does the system will freeze / crash. If you need to insert a node to globally shared linke...
How to check if a variable exists in a FreeMarker template?
... This only check if the var exists. But if you have an empty String in "userName", the <#if userName??> will return true !! See @user1546081 answer on this page to address this issue.
– Adrien Be
Jan 15 '13 at 10:22
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Launch an app from within another (iPhone)
...Go to the plist file of SecondApp and you need to add a URL Schemes with a string iOSDevTips(of course you can write another string.it's up to you).
2
. In FirstApp
Create a button with the below action:
- (void)buttonPressed:(UIButton *)button
{
NSString *customURL = @"iOSDevTips://";
if...
How to parse a JSON string into JsonNode in Jackson?
...
A slight variation on Richards answer but readTree can take a string so you can simplify it to:
ObjectMapper mapper = new ObjectMapper();
JsonNode actualObj = mapper.readTree("{\"k1\":\"v1\"}");
share
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jQuery text() and newlines
...in JSON format with an API which embedded literal \n control characters in strings.
– D. Visser
Mar 25 '16 at 11:46
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How to create an object property from a variable value in JavaScript? [duplicate]
I want to add a new property to 'myObj', name it 'string1' and give it a value of 'string2', but when I do it it returns 'undefined:
...
Does pandas iterrows have performance issues?
...ou use a function with a try-catch), they are good for a lot of use cases (string/regex stuff) where pandas methods do not have vectorized (in the truest sense of the word) implementations. Do you think it is worth mentioning LCs are a faster, lower overhead alternative to pandas apply and many pand...
How can I query a value in SQL Server XML column
...rom
MyTable
where
Roles.value('(/root/role)[1]', 'varchar(max)') like 'StringToSearchFor'
These pages will show you more about how to query XML in T-SQL:
Querying XML fields using t-sql
Flattening XML Data in SQL Server
EDIT
After playing with it a little bit more, I ended up with this amazing ...
Difference between @OneToMany and @ElementCollection?
...lection is not a collection of entities, but a collection of simple types (Strings, etc.) or a collection of embeddable elements (class annotated with @Embeddable).
It also means that the elements are completely owned by the containing entities: they're modified when the entity is modified, deleted...