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ALTER DATABASE failed because a lock could not be placed on database
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After you get the error, run
EXEC sp_who2
Look for the database in the list. It's possible that a connection was not terminated. If you find any connections to the database, run
KILL <SPID>
where <SPID> is the SPID for the sessions that ...
How to enable MySQL Query Log?
...additional options to log only slow queries, or those which do not use indexes.
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How to get body of a POST in php?
...ain the input in its stream form (rather than buffering it like the first example above).
To maintain the stream resource something like this can be helpful:
<?php
function detectRequestBody() {
$rawInput = fopen('php://input', 'r');
$tempStream = fopen('php://temp', 'r+');
stream_...
UINavigationBar Hide back Button Text
How can I hide the Back Button Text from an UINavigation Controller?
I will only have the "
31 Answers
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How to use the C socket API in C++ on z/OS
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Keep a copy of the IBM manuals handy:
z/OS V1R11.0 XL C/C++ Programming Guide
z/OS V1R11.0 XL C/C++ Run-Time Library Reference
The IBM publications are generally very good, but you need to get used to their format, as well as knowing where to look for an answer. You'l...
Regular expression to match balanced parentheses
I need a regular expression to select all the text between two outer brackets.
21 Answers
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How can I define colors as variables in CSS?
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CSS supports this natively with CSS Variables.
Example CSS file
:root {
--main-color:#06c;
}
#foo {
color: var(--main-color);
}
For a working example, please see this JSFiddle (the example shows one of the CSS selectors in the fiddle has the color hard coded to...
Failed to import new Gradle project: failed to find Build Tools revision *.0.0
...nd install the correct version of Android SDK Build-tools and you should fix the problem.
– andre
Oct 19 '13 at 7:44
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Is there a .NET/C# wrapper for SQLite? [closed]
...base engine and a complete ADO.NET 2.0 provider all rolled into a single mixed mode assembly. It is a complete drop-in replacement for the original sqlite3.dll (you can even rename it to sqlite3.dll). Unlike normal mixed assemblies, it has no linker dependency on the .NET runtime so it can be dist...
Inserting a PDF file in LaTeX
I am trying to insert a PDF or doc file as an appendix in my LaTeX file. Do you know how I can do this?
6 Answers
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