大约有 16,000 项符合查询结果（耗时：0.0280秒） [XML]
SET NOCOUNT ON usage
... counted for select statement, but flag DONE_COUNT is set to false. Always read what your client lib suggests since it will interpret token (message) stream instead of you
– Milan Jaric
Jul 31 '19 at 10:34
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Const in JavaScript: when to use it and is it necessary?
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To All Reading about const changing, you have to remember how variables to objects work, your variable is nothing but an address location to the object, so while the object is mutable the pointer to that object when defined with con...
Which characters make a URL invalid?
...rcent-encoded as "%25" for that octet to be used as data within a URI." I read that as saying that a "%" may only appear if it is followed by two hex digits. How do you read it?
– Leif Wickland
Jan 5 '12 at 0:00
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Azure Blob Storage vs. File Service [closed]
Please correct my wrongs. From my reading on the topic so far, it appears to me that both, Azure Blob Storage and File Service offer the ability to store file(s) and folder(s) (I understand that blobs can store any binary object, but any serialized binary stream is just a file at the end of the day)...
Accessing the web page's HTTP Headers in JavaScript
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It's not possible to read the current headers. You could make another request to the same URL and read its headers, but there is no guarantee that the headers are exactly equal to the current.
Use the following JavaScript code to get all the H...
Parcelable encountered IOException writing serializable object getactivity()
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I just had read the caused by, did'nt knew this for almost 3 years developing.
– Sterling Diaz
Mar 19 '15 at 15:17
1...
In log4j, does checking isDebugEnabled before logging improve performance?
...n. Therefore you're just adding bloat to your code and making it harder to read.
I personally use the Java 1.5 format calls in the String class like this:
Var myVar = new MyVar();
log.debug(String.format("My var is '%s', value: '%s'", myVar, myVar.someCall()));
I doubt there's much optimisation ...
How can I get a resource “Folder” from inside my jar File?
...er, loop on the Files inside that Folder and get a Stream to each file and read in the content... Assume that the File names are not determined before runtime... What should I do? Is there a way to get a list of the files inside a Folder in your jar File?
Notice that the Jar file with the resources...
Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti
...r example by preventing extra lookups)
cleaner code (fewer lines/easier to read)
Often, these go hand-in-hand.
speed-ups
In the case of trying to find an element in a long list by:
try:
x = my_list[index]
except IndexError:
x = 'NO_ABC'
the try, except is the best option when the in...
Fetch frame count with ffmpeg
...ffprobe -v error -count_frames -select_streams v:0 -show_entries stream=nb_read_frames -of default=nokey=1:noprint_wrappers=1 input.mkv
This is a slow method.
Add the -skip_frame nokey option to only count key frames.
ffmpeg: Count the number of frames
If you do not have ffprobe you can use ff...