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What is the meaning of “this” in Java?
...ontext of an object. So if you have a class like this:
public class MyThisTest {
private int a;
public MyThisTest() {
this(42); // calls the other constructor
}
public MyThisTest(int a) {
this.a = a; // assigns the value of the parameter a to the field of the same name
}
publ...
What's the -practical- difference between a Bare and non-Bare repository?
...not have a default remote origin repository:
~/Projects$ git clone --bare test bare
Initialized empty Git repository in /home/derek/Projects/bare/
~/Projects$ cd bare
~/Projects/bare$ git branch -a
* master
~/Projects/bare$ cd ..
~/Projects$ git clone test non-bare
Initialized empty Git repository ...
CSS: How to position two elements on top of each other, without specifying a height?
... <div class="layer1">
<span>Lorem ipsum...<br>Test test</span>
</div>
<div class="layer2">
More lorem ipsum...
</div>
</div>
<div class="container_row">
...same HTML as above. This one should never overla...
Why can't Python's raw string literals end with a single backslash?
...ng with a slash I suggest you can use this trick:
>>> print r"c:\test"'\\'
test\
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PostgreSQL Autoincrement
...t;=0)
);
ALTER SEQUENCE table1_seq OWNED BY table1.col_a;
If you wish to test how MySQL is different, run the following on a MySQL database:
CREATE TABLE table1 (
uid int unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY,
col_b int unsigned NOT NULL
);
INSERT INTO table1 (col_b) VALUES(1);
INSERT...
Error - Unable to access the IIS metabase
...etter to solve each security matter as it crops up in development (as your test each part of the code well) and document the solution needed for users/installer than to turn this Run-as-Administator off just before you roll a release and hope your testers find every security concern you wallpapered ...
How to get the current time as datetime
...
Tested with Swift 4
Getting the Current Date and Time
You can get the current date and time as simply as this:
let currentDateTime = Date()
However, Date is a 64-bit floating point number measuring the number of seconds sinc...
Locking a file in Python
... fsync. I've added the two lines you suggested before calling unlock. I re-tested and the race condition appears to be resolved.
– Thomas Lux
Jan 8 '19 at 23:51
1
...
Send inline image in email
...sendHtmlEmail("from@gmail.com", "tomailaccount", Themessage, "Scoutfoto", "Test HTML Email", "smtp.gmail.com", 25);
}
protected void sendHtmlEmail(string from_Email, string to_Email, string body, string from_Name, string Subject, string SMTP_IP, Int32 SMTP_Server_Port)
{
...
How do you squash commits into one patch with git format-patch?
...Updating 4d2de39..b6768b2
Fast forward
Squash commit -- not updating HEAD
test.txt | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
[adam@mbp2600 example (tmpsquash)]$ git commit -a -m "My squashed commits"
[tmpsquash]: created 75b0a89: "My squashed commits"
1 files changed, 2 insertio...