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How to use classes from .jar files?
...ram in a jar file, and include all the required jars within that. Then, in order to execute your jar, like,
java -jar my_program.jar
you should have a META-INF/MANIFEST.MF file in your jar. See here, for how-to.
share
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How to select a single field for all documents in a MongoDB collection?
...a method called `projection that you would append to your find function in order to project.
Following the same example set, commands like the following can be used with Node:
db.student.find({}).project({roll:1})
SELECT _id, roll FROM student
Or
db.student.find({}).project({roll:1, _id: 0})...
How does strtok() split the string into tokens in C?
...e first token is returned ('this') and p points to that token (string)
in order to get next token and to continue with the same string NULL is passed as first
argument since strtok maintains a static pointer to your previous passed string:
p = strtok(NULL," ");
p now points to 'is'
and so on un...
How to resolve git's “not something we can merge” error
...h that you want to merge. Git requires local knowledge of both branches in order to merge those branches. You can resolve this by checking out the branch to merge and then going back to the branch you want to merge into.
git checkout branch-name
git checkout master
git merge branch-name
This shou...
How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session
...ion_context_class">thread</property>
in your configuration.
In order to overcome this problem you could change the configuration of session factory or open another session and only than ask for those lazy loaded objects. But what I would suggest here is to initialize this lazy collection...
Best TCP port number range for internal applications [closed]
...TCP port. What would be the best IANA port range to use for these apps in order to avoid port number collisions with any other process on the server?
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Splitting a list into N parts of approximately equal length
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sending this output into 'zip' gives you your ordered list: zip(*chunkify(range(13), 3)) results in [(0, 1, 2), (3, 4, 5), (6, 7, 8), (9, 10, 11)]
– gens
Apr 13 '17 at 18:40
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DataTrigger where value is NOT null?
...neric and use ConverterParameter to pass in a value to compare against (in order to support both comparing to NOT null and NOT 3.
– J c
Dec 10 '08 at 16:56
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How to recursively find the latest modified file in a directory?
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If order matters, you can switch use sort -rn | head -3 instead of sort -n | tail -3. One version gives the files from oldest to newest, while the other goes from newest to oldest.
– Don Faulkner
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Abort Ajax requests using jQuery
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AJAX requests may not complete in the order they were started. Instead of aborting, you can choose to ignore all AJAX responses except for the most recent one:
Create a counter
Increment the counter when you initiate AJAX request
Use the current value of counte...