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PHP + MySQL transactions examples
..._connect("localhost","Dude1", "SuperSecret") or die(mysql_error());
mysql_select_db("bedrock") or die(mysql_error());
$query = "INSERT INTO employee (ssn,name,phone) values ('123-45-6789','Matt','1-800-555-1212')";
begin(); // transaction begins
$result = mysql_query($query);
if(!$result){
...
How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
...t; Properties -> Java Compiler Enable project specific settings. Then select Compiler Compliance Level to 1.7, 1.6 or 1.5, build and test your app.
– Vivek Kumar Ray
Aug 16 '13 at 9:55
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Java Serializable Object to Byte Array
...tegrate .jar file by clicking:
FileName -> Open Medule Settings -> Select your module -> Dependencies -> Add Jar file and you are done.
Hope this helps.
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What Are Some Good .NET Profilers?
...ren in addition to size of the object itself (but only when an instance is selected unfortunately, not in the overall class list).
Better integration to Visual Studio (right-click on graph to jump to file)
Scitech .NET Memory Profiler
Shows stack trace when object was allocated. This is really u...
How can I pass a parameter to a setTimeout() callback?
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I'm not sure why this answer wasn't selected as the best. Using an anonymous function works, sure, but if you can simply pass a third parameter into the original setTimeout function call... why not?
– Kris Schouw
Sep 21 '1...
Deleting lines from one file which are in another file
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grep -v -x -f f2 f1 should do the trick.
Explanation:
-v to select non-matching lines
-x to match whole lines only
-f f2 to get patterns from f2
One can instead use grep -F or fgrep to match fixed strings from f2 rather than patterns (in case you want remove the lines in a "what you...
Multiline Comment Workarounds?
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You can do this easily in RStudio:
select the code and click CTR+SHIFT+C
to comment/uncomment code.
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AddBusinessDays and GetBusinessDays
...using negative numbers with AddBusinessDays allows non-business days to be selected.
– Ristogod
May 28 '14 at 17:37
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In git, is there a simple way of introducing an unrelated branch to a repository?
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The currently selected answer is correct, I would just add that coincidentally...
This is actually exactly how github.com lets users create Github Pages for their repos, thru an orphaned branch called gh-pages.
The pretty steps are given ...
Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
..._params)
#Output some SQL Server data into a dataframe
my_sql_query = """ SELECT * FROM dbo.my_table """
my_dataframe = pd.read_sql_query(my_sql_query,con=read_engine)
#Set destination directory to save excel.
xlsFilepath = r'H:\my_project' + "\\" + 'my_file_name.xlsx'
writer = pd.ExcelWriter(xlsF...