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VB.NET equivalent to C# var keyword [duplicate]
...hen just use the Dim keyword, thus:
Dim query = From x In y Where x.z = w Select x
Contrary to some of the other answers, you do not need Option Strict On.
If you're using the VS IDE you can just hover over the variable names, but to get the compile-time types of variables (GetType(variableName)...
MySQL InnoDB not releasing disk space after deleting data rows from table
... recreate your table and regain diskspace
Create TBL_B like TBL_A . Insert select data you want to keep from TBL_A into TBL_B. Drop TBL_A, and rename TBL_B to TBL_A. This way is very effective if TBL_A and data that needed to delete is big (delete command in MySQL innodb is very bad performance)
...
Removing the title text of an iOS UIBarButtonItem
...all needed here
}
Alternate method (IB only, no code)
On the storyboard select the navigation item for the first view controller (not the second). Just enter a space for the Back Button text.
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Visual Studio 2010 isn't building before a run when there are code changes
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My problem was the wrong configuration selected! I had a separate project where each configuration is a different language, and the combo was set to one of these configurations. Just changed it to Debug_Unicode and now it is building!
– sergi...
How can I remove specific rules from iptables?
...ication
-D, --delete chain rulenum
Delete one or more rules from the selected chain.
There are two versions of this command:
the rule can be specified as a number in the chain (starting at 1 for the first rule) or a rule to match.
Do realize this command, like all other command(-A...
How to change column datatype in SQL database without losing data
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Alter column data type with check type of column :
IF EXISTS(
SELECT 1
FROM sys.columns
WHERE NAME = 'YourColumnName'
AND [object_id] = OBJECT_ID('dbo.YourTable')
AND TYPE_NAME(system_type_id) = 'int'
)
ALTER TABLE dbo.YourTable ALTER ...
How to show a GUI message box from a bash script in linux?
...ll with zenity --help. One example is the --calendar option that let's you select a date from a graphical calendar.
my_date=$(zenity --calendar)
Which gives a nicely formatted date based on what the user clicked on:
echo ${my_date}
gives:
08/05/2009
There are also options for slider sele...
How to query MongoDB with “like”?
...d all entries for name? or the wildcard for * in SQL? Something that does select name from users; which just lists all the users?
– anon58192932
Oct 18 '17 at 19:15
1
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WAMP error: Forbidden You don't have permission to access /phpmyadmin/ on this server
...notification icon (in the task bar).
Single click on the WAMP server icon.
Select last option from the menu, that is, Put Online
Your server will restart automatically (in the latest versions only). Otherwise, you have to restart your server manually.
And you are DONE...
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How to list all functions in a Python module?
... expressions, and that could be a problem.
For example, I'm letting users select entry point functions for packages being made with zipapp. Using import and inspect risks running astray code, leading to crashes, help messages being printed out, GUI dialogs popping up and so on.
Instead I use the a...