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Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
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The solution is to use select for update when fetching the record to lock the row, so nothing else can delete it before you do.
– Matthew Read
May 19 '19 at 15:02
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Need to remove href values when printing in Chrome
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Bootstrap does the same thing (... as the selected answer below).
@media print {
a[href]:after {
content: " (" attr(href) ")";
}
}
Just remove it from there, or override it in your own print stylesheet:
@media print {
a[href]:after {
content: none !...
Change Active Menu Item on Page Scroll?
... scroll event of the container (usually window).
Quick example:
// Cache selectors
var topMenu = $("#top-menu"),
topMenuHeight = topMenu.outerHeight()+15,
// All list items
menuItems = topMenu.find("a"),
// Anchors corresponding to menu items
scrollItems = menuItems.map(functio...
How to list the contents of a package using YUM?
... reading here
: if not heres a sample command to dump the contents
echo 'SELECT packages.name, GROUP_CONCAT(files.name, ", ") AS files FROM files JOIN packages ON (files.pkgKey = packages.pkgKey) GROUP BY packages.name LIMIT 10;' | sqlite3 -line /var/cache/yum/x86_64/7/base/gen/primary_db.sqlite
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How to use mysql JOIN without ON condition?
...oins-mysql-database/
You can use 'USING' instead of 'ON' as in the query
SELECT * FROM table1 LEFT JOIN table2 USING (id);
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adb command not found
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Selected answer should be edited/completed with this, because adb moved for a long time and the adb_has_moved.txt is not there anymore
– Serty Oan
Feb 2 '15 at 20:13
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emacs create new file with ido enabled
...switch to the traditional mode are all useful.
Also, when ido has already selected an alternate file path, you can hit C-z to return where you were and temporarily disable that behavior.
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im...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...er=extmail password=extmail
default_pass_scheme = CRYPT
password_query = SELECT username AS user,password AS password FROM mailbox WHERE username = '%u'
user_query = SELECT maildir, uidnumber AS uid, gidnumber AS gid FROM mailbox WHERE username = '%u'
启动dovecot
service dovecot start
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“rm -rf” equivalent for Windows?
... files, rmdir /s /q is typically significantly faster than the equivalent "select dir, shift + delete" operation in explorer.
– Wedge
Sep 19 '08 at 0:29
11
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mysql command for showing current configuration variables
...ent global setting for the innodb_log_buffer_size in bytes and megabytes:
SELECT
variable_name,
variable_value AS innodb_log_buffer_size_bytes,
ROUND(variable_value / (1024*1024)) AS innodb_log_buffer_size_mb
FROM information_schema.global_variables
WHERE variable_name LIKE 'innodb_log_buffe...