大约有 38,000 项符合查询结果（耗时：0.0473秒） [XML]
How can I sanitize user input with PHP?
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1197
It's a common misconception that user input can be filtered. PHP even has a (now deprecated) "f...
Why Func instead of Predicate?
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Shimmy Weitzhandler
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answered Mar 20 '09 at 9:47
Jb EvainJb E...
Best way to do multiple constructors in PHP
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answered Nov 9 '09 at 14:33
KrisKris
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Breaking a list into multiple columns in Latex
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worldsayshi
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answered Sep 9 '09 at 8:09
las3rjocklas3rjock
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How can I limit Parallel.ForEach?
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answered Feb 15 '12 at 9:11
Nicholas ButlerNicholas Butler
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How to start an application without waiting in a batch file?
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309
I'm making a guess here, but your start invocation probably looks like this:
start "\Foo\Bar\Pa...
Select multiple columns in data.table by their numeric indices
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For versions of data.table >= 1.9.8, the following all just work:
library(data.table)
dt <- data.table(a = 1, b = 2, c = 3)
# select single column by index
dt[, 2]
# b
# 1: 2
# select multiple columns by index
dt[, 2:3]
# b c
# 1: 2 3
# select ...
How to enable zoom controls and pinch zoom in a WebView?
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293
Strange. Inside OnCreate method, I'm using
webView.getSettings().setBuiltInZoomControls(true);...
PostgreSQL create table if not exists
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This feature has been implemented in Postgres 9.1:
CREATE TABLE IF NOT EXISTS myschema.mytable (i integer);
For older versions, here is a function to work around it:
CREATE OR REPLACE FUNCTION create_mytable()
RETURNS void
LANGUAGE plpgsql AS
$func$
BEGIN
IF EX...
jQuery - getting custom attribute from selected option
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answered Feb 9 '10 at 16:37
SLaksSLaks
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