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How to check if a variable exists in a FreeMarker template?
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309
To check if the value exists:
[#if userName??]
Hi ${userName}, How are you?
[/#if]
Or wi...
Merging without whitespace conflicts
...ences even if one line has whitespace where the other line has none.
ks1322 adds in the comments a good advice:
It is worth to merge with --no-commit and review the merge before actual commit.
The OP Callum Macrae reports that, in that case, the merge proceed uninterrupted, and the trail...
TFS: Restore deleted folders and items
...n your current workspace).
NB. in newer versions of Visual Studio (eg. 2013) there is now a button to switch on display of deleted items in the Source Control Explorer's toolbar. Its the second button (here with the VS dark theme):
Alternatively using the TFS PowerToys you can look at history an...
moving changed files to another branch for check-in
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answered Aug 27 '11 at 23:46
Bill DoorBill Door
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Understanding scala enumerations
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0__0__
63k1616 gold badges147147 silver badges237237 bronze badges
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How do I change the default author and committer in the Eclipse Git plugin?
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edited Nov 28 '18 at 19:38
Sarcares
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answered Jul 24 ...
Assert an object is a specific type
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import static org.junit.Assert.assertThat;
/**
* @author maba, 2012-09-13
*/
public class InstanceOfTest {
@Test
public void testInstanceOf() {
SubClass subClass = new SubClass();
assertThat(subClass, instanceOf(BaseClass.class));
}
}
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Which is the first integer that an IEEE 754 float is incapable of representing exactly?
...nded is:
For float, 16,777,217 (224 + 1).
For double, 9,007,199,254,740,993 (253 + 1).
>>> 9007199254740993.0
9007199254740992
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follo...
Need some clarification about beta/alpha testing on the developer console
The Android developer console has 3 tabs for publishing the app's apk file:
alpha, beta and production, as shown here:
4 An...
Add 2 hours to current time in MySQL?
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333
SELECT *
FROM courses
WHERE DATE_ADD(NOW(), INTERVAL 2 HOUR) > start_time
See Date and ...