大约有 40,000 项符合查询结果（耗时：0.0716秒） [XML]
PostgreSQL disable more output
...manual.
On older versions of Pg it was just a toggle, so \pset pager
To completely suppress query output, use \o /dev/null in your psql script.
To suppress psql's informational output, run it with -q or set QUIET=1 in the environment.
To produce results and throw them away you can redirect st...
“Conversion to Dalvik format failed with error 1” on external JAR
...ossible reason could be package name conflicts. Suppose you have a package com.abc.xyz and a class named A.java inside this package, and another library project (which is added to the dependency of this project) which contains the same com.abc.xyz.A.java, then you will be getting the exact same erro...
PermGen elimination in JDK 8
...hat were limited by PermGen.
The Permanent Generation (PermGen) space has completely been removed and is kind of replaced by a new space called Metaspace.
The consequences of the PermGen removal is that obviously the PermSize and MaxPermSize JVM arguments are ignored and you will never get a java.l...
How do you keep user.config settings across different assembly versions in .net?
...on that requires it and daisy chain the code together thereby: a) reducing complexity of the latest version's conversion code and b) allowing for potential retiring of old conversion code.
– Tom
May 5 '17 at 20:09
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fastest (low latency) method for Inter Process Communication between Java and C/C++
...00 nanoseconds using a shared memory transport.
http://solacesystems.com/news/fastest-ipc-messaging/
P.S. - tried shared memory next day in the form of memory mapped files,
if busy waiting is acceptable, we can reduce latency to 0.3 microsecond
for passing a single byte with code like this:
...
What is __stdcall?
...__stdcall is the calling convention used for the function. This tells the compiler the rules that apply for setting up the stack, pushing arguments and getting a return value.
There are a number of other calling conventions, __cdecl, __thiscall, __fastcall and the wonderfully named __declspec(nake...
Does PostgreSQL support “accent insensitive” collations?
...
Use the unaccent module for that - which is completely different from what you are linking to.
unaccent is a text search dictionary that removes accents (diacritic
signs) from lexemes.
Install once per database with:
CREATE EXTENSION unaccent;
If you get an ...
CSS media queries: max-width OR max-height
...
Use a comma to specify two (or more) different rules:
@media screen and (max-width: 995px) , screen and (max-height: 700px) {
...
}
From https://developer.mozilla.org/en/CSS/Media_queries/
...In addition, you can combine m...
Installation error: INSTALL_PARSE_FAILED_MANIFEST_MALFORMED?
...ion in documentation? there is nothing about a DOT here: developer.android.com/guide/topics/manifest/…
– Beto Caldas
May 19 '16 at 13:07
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Why do results vary based on curly brace placement?
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Fun Fact: On some engines you can comment out the auto-inserted semicolons
– Christopher Tarquini
Sep 6 '10 at 3:55
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