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download and install visual studio 2008 [closed]
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Visual Studio 2008: (3,30 GB)
http://download.microsoft.com/download/8/1/d/81d3f35e-fa03-485b-953b-ff952e402520/VS2008ProEdition90dayTrialENUX1435622.iso
MSDN Library 2008: (2,15 GB)
http://www.microsoft.com/downloads/info.aspx?na=90&p...
Can you set a border opacity in CSS?
...ith the rgba color format. For example, this would give a red border with 50% opacity:
div {
border: 1px solid rgba(255, 0, 0, .5);
-webkit-background-clip: padding-box; /* for Safari */
background-clip: padding-box; /* for IE9+, Firefox 4+, Opera, Chrome */
}
The problem with this ap...
社交应用组件 · App Inventor 2 中文网
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联系人选择框组件可能不适用于所有手机。例如，在3.0之前的Android系统上，它无法选择电话号码，并且电子邮件地址列表将仅包含一封电子邮件。
属性
背景颜色
设置联系人选择框的背景颜色，使用RGBA数值表示，如果设...
How to give ASP.NET access to a private key in a certificate in the certificate store?
...private key in a certificate in the certificates store. On Windows Server 2003 I was able to use winhttpcertcfg.exe to give private key access to the NETWORK SERVICE account. How do I give permissions to access a Private Key in a certificate in the certificate store (Local Computer\Personal) on a Wi...
ReactJS - Does render get called any time “setState” is called?
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answered Jul 13 '14 at 3:30
PetrPetr
6,30711 gold badge1313 silver badges1616 bronze badges
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“Large data” work flows using pandas
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+50
I routinely use tens of gigabytes of data in just this fashion
e.g. I have tables on disk that I read via queries, create data and app...
MySQL, better to insert NULL or empty string?
...re differences:
A LENGTH of NULL is NULL, a LENGTH of an empty string is 0.
NULLs are sorted before the empty strings.
COUNT(message) will count empty strings but not NULLs
You can search for an empty string using a bound variable but not for a NULL. This query:
SELECT *
FROM mytable
WHERE ...
Set environment variables from file of key/value pairs
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Add export command in the file itself:
export MINIENTREGA_FECHALIMITE="2011-03-31"
export MINIENTREGA_FICHEROS="informe.txt programa.c"
export MINIENTREGA_DESTINO="./destino/entrega-prac1"
Then you need to source in the file in current shell using:
. ./conf/prac1
OR
source ./conf/prac1
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is_null($x) vs $x === null in PHP [duplicate]
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203
There is absolutely no difference in functionality between is_null and === null.
The only diff...
Check to see if python script is running
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edited Jan 4 '16 at 10:08
rightfold
29.2k88 gold badges8080 silver badges103103 bronze badges
answe...