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Difference between FetchType LAZY and EAGER in Java Persistence API?
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I'd like to add some more info to this answer from my book - To save memory, Lazy loading is generally used for one to many and many to many relationships. For one to one, generally Eager is used.
– Erran Morad
M...
Programmatically selecting text in an input field on iOS devices (mobile Safari)
...with javascript, I have managed to scrape together two important pieces of info to get it to work. Not sure about the mobile browser.
element.setSelectionRange(0,9999); does what we want
mouseUp event is undoing the selection
Thus (using Prototype):
input.observe('focus', function() {
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WAMP shows error 'MSVCR100.dll' is missing when install
.../en-us/download/confirmation.aspx?id=30679
UPDATE Aug. 3rd 2016
As I was informed by Fred -ii- (many thanks by the way) the link for the post in the wamp forums doesn't work anymore. Since I could not find the original link you can try http://forum.wampserver.com/read.php?2,138295. It has lots of ...
What is the Bash equivalent of Python's pass statement
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More info: Stack Overflow: What is the purpose of the : (colon) GNU Bash builtin?
– Keith
Mar 9 '18 at 3:04
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How to convert SQL Query result to PANDAS Data Structure?
...port pyodbc
import pandas.io.sql as psql
cnxn = pyodbc.connect(connection_info)
cursor = cnxn.cursor()
sql = "SELECT * FROM TABLE"
df = psql.frame_query(sql, cnxn)
cnxn.close()
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improve t...
Correct Bash and shell script variable capitalization
...prefix: JOB_HOME JOB_LOG JOB_TEMP JOB_RUN_CONTROL
Constants: LOG_DEBUG LOG_INFO LOG_ERROR STATUS_OK STATUS_ERROR STATUS_WARNING
Use "snake case" (all lowercase and underscores) for all variables that are scoped to a single script or a block.
Examples: input_file first_value max_amount num_errors
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How to tell if a file is git tracked (by shell exit code)?
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using git log will give info about this. If the file is tracked in git the command shows some results(logs). Else it is empty.
For example if the file is git tracked,
root@user-ubuntu:~/project-repo-directory# git log src/../somefile.js
commit ad9...
How to perform file system scanning
...path/filepath"
"os"
"flag"
"fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
func main() {
flag.Parse()
root := flag.Arg(0)
err := filepath.Walk(root, visit)
fmt.Printf("filepath.Walk() returned %v\n", err)
}
Plea...
Log all queries in mysql
... a log('version') and it will keep record of the queries affecting it with information about time and the whole query.
– gadget00
Aug 7 '13 at 14:57
4
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Using a .php file to generate a MySQL dump
Here's the information I have:
15 Answers
15
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