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Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()
...s generally a good choice, as it demands no configuration and generally “does the right thing.” But a cached thread pool is not a good choice for a heavily loaded production server!
In a cached thread pool, submitted tasks are not queued but immediately handed off to a thread for execution. If n...
Should I use pt or px?
...l in css == real pixel * device pixel ratio. No less, no more. In fact, it does not matters in terms of current question and work with css.
– extempl
Aug 9 '17 at 7:33
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encryption/decryption with multiple keys
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GnuPG does multi-key encryption in standard.
The following command will encrypt doc.txt using the public key for Alice and the public key for Bob. Alice can decrypt using her private key. Bob can also decrypt using his private key...
“Deprecation warning: moment construction falls back to js Date” when trying to convert RFC2822 date
...ovide. I know I can convert it myself to 'YYYY-MM-DDTHH:mm:ss' then moment does not show the deprecation message. However, according to the documentation, the line of code should work. Here is the deprecation message I am seeing.
"Deprecation warning: value provided is not in a recognized RFC28...
What are the obj and bin folders (created by Visual Studio) used for?
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For whatever reason, my project doesn't have a debug or release sub-folder for the obj and bin folders. If I edit my project settings to build to the debug/release sub-folder depending on the currently selected configuration, i get an error that the data t...
Enabling ProGuard in Eclipse for Android
...tskipnonpubliclibraryclasses
# Optimization is turned off by default. Dex does not like code run
# through the ProGuard optimize and preverify steps (and performs some
# of these optimizations on its own).
-dontoptimize
-dontpreverify
-dontwarn android.support.**
#Specifies to write out some ...
What is the difference between ng-if and ng-show/ng-hide
... removing the HTML element itself with ng-if the model, added by ng-model, doesn't exists anymore.
– mrzmyr
Jan 6 '14 at 17:33
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In MySQL queries, why use join instead of where?
...from the left table, plus the matching rows from the right table. But that does not filter the records on any specific value or on other columns that are not part of the JOIN. Thus, if you want to further filter this result, specify the extra filters in the WHERE clause.
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Accessing MVC's model property from Javascript
...S stating the statement isn't terminated. But when I try to add ; the code doesn't run
– Null Reference
May 3 '13 at 14:37
1
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How do you use the “WITH” clause in MySQL?
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MySQL prior to version 8.0 doesn't support the WITH clause (CTE in SQL Server parlance; Subquery Factoring in Oracle), so you are left with using:
TEMPORARY tables
DERIVED tables
inline views (effectively what the WITH clause represents - they are ...